Maxine Sullivan
type: MusicGroup
genre: swing music
genre: vocal jazz
description: Maxine Sullivan (May 13, 1911 – April 7, 1987), born Marietta Williams in Homestead, Pennsylvania, United States, was an American jazz vocalist and performer. As a vocalist, Sullivan was active for h
popularity: 27
followers: 10674
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-12T19:24:56Z
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album: Maxine Sullivan & Her Orchestra
  type: MusicAlbum
  date published: 1938
album: Maxine Sullivan, The Legend
  type: MusicAlbum
  date published: 1940
album: Leonard Feather Presents Maxine Sullivan
  type: MusicAlbum
  date published: 1955-09-20
album: Leonard Feather presents Maxine Sullivan, Vol. 2
  type: MusicAlbum
  date published: 1956
album: Flow Gently, Sweet Rhythm
  type: MusicAlbum
  date published: 1956
album: Flow Gently, Sweet Rhythm
  type: MusicAlbum
  date published: 1956-02-22
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    by artist: Maxine Sullivan
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      type: MusicAlbum
      date published: 1956-02-22
    genre: swing music
    genre: vocal jazz
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-17T15:15:14Z
    audio: Loch Lomond
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album: Maxine Sullivan, Vol. 2
  type: MusicAlbum
  date published: 1956-03-07
  track: S'posin'
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    by artist: Maxine Sullivan
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      type: MusicAlbum
      date published: 1956-03-07
    genre: swing music
    genre: vocal jazz
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-15T20:32:27Z
    audio: S'posin'
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  track: Massachusetts
  track: Ain't Misbehavin'
  track: Blue Turning Grey over You
album: Maxine Sullivan, Vol. II
album: Sweet and Gentle
album: Maxine Sullivan and Jack Teagarden
album: We Just Couldn't Say Goodbye
album: Enjoy Yourself!
album: Maxine
album: Good Morning, Life!
album: The Lady's In Love With You: Maxine Sullivan Sings The Music of Burton Lane
album: Close as Pages in a Book
album: Spring Isn't Everything
album: Sullivan Shakespeare Hyman
album: Highlights In Jazz
album: Say It With a Kiss
album: 1941-1946
album: Loch Lomond-Greatest Hits 1937-1942
album: Andy Razaf Songbook
album: Maxine Sullivan 1944-1948
album: It's Wonderful
album: Maxine Sullivan Selected Hits Vol. 3
album: Maxine Sullivan Selected Hits Vol. 2
album: Maxine Sullivan Selected Hits Vol. 1
album: Maxine Sullivan Selected Hits Vol. 4
album: Maxine Sullivan's Spring Is Here
album: A Tribute To Andy Razaf
album: Together
album: We're Listening To Maxine Sullivan, Vol. 2
album: Calm As The Night, Vol. 7
album: We're Listening To Maxine Sullivan, Vol. 10
album: It's Wonderful, Vol. 2
album: We're Listening To Maxine Sullivan, Vol. 9
album: We're Listening To Maxine Sullivan, Vol. 8
album: Calm As The Night, Vol. 3
album: We're Listening To Maxine Sullivan, Vol. 4
album: We're Listening To Maxine Sullivan, Vol. 5
album: We're Listening To Maxine Sullivan, Vol. 6
album: It's Wonderful, Vol. 3
album: It's Wonderful, Vol. 1
album: Calm As The Night, Vol. 8
album: We're Listening To Maxine Sullivan, Vol. 3
album: Calm As The Night, Vol. 1
album: We're Listening To Maxine Sullivan, Vol. 7
album: We're Listening To Maxine Sullivan, Vol. 1
album: The Very Best Of
album: The Ultimate Collection
album: Complete Jazz Series 1938 - 1941
album: Complete Jazz Series 1937 - 1938
album: Complete Jazz Series 1941 - 1946
album: Leonard Feather Presents Maxine Sullivan (Digitally Remastered)
album: Leonard Feather Presents Maxine Sullivan, Vol. II (Digitally Remastered)
album: Easy to Love (1937 - 1948)
album: 100 Classic Tracks
album: 5 x Maxine Sulivan
album: Easy to Love
album: Come Rain or Come Shine
album: Swing Street : Original 1931-1939 Recordings

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Key Name
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Massachusetts
type: MusicRecording
duration: PT3M17S
duration ms: 197773
explicit: false
by artist: Maxine Sullivan
in album: Maxine Sullivan, Vol. 2
  type: MusicAlbum
  date published: 1956-03-07
genre: swing music
genre: vocal jazz
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-16T16:14:30Z
audio: Massachusetts
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Ain't Misbehavin'
type: MusicRecording
duration: PT3M20S
duration ms: 200266
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by artist: Maxine Sullivan
in album: Maxine Sullivan, Vol. 2
  type: MusicAlbum
  date published: 1956-03-07
genre: swing music
genre: vocal jazz
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf863e038e480e3a99ab6bf9d662acd7ca5cf98eb1eec28d9388d50387f646d6. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGZ20601020.
  date published: 2026-07-03T21:18:05Z
audio: Ain't Misbehavin'
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Blue Turning Grey over You
type: MusicRecording
duration: PT2M32S
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by artist: Maxine Sullivan
in album: Maxine Sullivan, Vol. 2
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  date published: 1956-03-07
genre: swing music
genre: vocal jazz
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additional property: CopyrightID
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x823248e12cc30b72af620d8866a655ed1033a716d8739bc0158ebd5c52d8db9e. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGZ20601023.
  date published: 2026-07-05T10:01:46Z
audio: Blue Turning Grey over You
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Maxine Sullivan, Vol. II
type: MusicAlbum
date published: 1956-03-07

Sweet and Gentle
type: MusicAlbum
date published: 1965-07-03

Maxine Sullivan and Jack Teagarden
type: MusicAlbum
date published: 1965-10-21

We Just Couldn't Say Goodbye
type: MusicAlbum
date published: 1978
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    date published: 1978
  genre: swing music
  genre: vocal jazz
  isrc code: US1A19512801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T10:14:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x97c20906b42b9bbb3757663989ba1d8135c89e9a0dab8cc2def5649cc2035146
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956822
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956822
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A19512801
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T18:48:28Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97c20906b42b9bbb3757663989ba1d8135c89e9a0dab8cc2def5649cc2035146. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A19512801.
    date published: 2026-07-05T18:48:28Z
  audio: We Just Couldn't Say Goodbye
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 108.174
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.746
    additional property: Energy
      type: PropertyValue
      value: 0.218
    additional property: Speechiness
      type: PropertyValue
      value: 0.048
    additional property: Acousticness
      type: PropertyValue
      value: 0.846
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.102
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.61
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.747
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Someday Sweetheart
  type: MusicRecording
  duration: PT2M27S
  duration ms: 147066
  explicit: false
  by artist: Maxine Sullivan
  in album: We Just Couldn't Say Goodbye
    type: MusicAlbum
    date published: 1978
  genre: swing music
  genre: vocal jazz
  isrc code: US1A19512802
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T01:23:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x659534bba3fddb61f24b9032a4653a62f0a1b2e4f3c6a85d15574402857f8df8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958224
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958224
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A19512802
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T02:28:43Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x659534bba3fddb61f24b9032a4653a62f0a1b2e4f3c6a85d15574402857f8df8. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T02:28:43Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A19512802.
    date published: 2026-07-16T02:28:43Z
  audio: Someday Sweetheart
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.678
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.654
    additional property: Energy
      type: PropertyValue
      value: 0.241
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.823
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.082
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.632
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.22
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Enjoy Yourself!
type: MusicAlbum
date published: 1981
track: Get out and Get Under the Moon
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287786
  explicit: false
  by artist: Maxine Sullivan
  in album: Enjoy Yourself!
    type: MusicAlbum
    date published: 1981
  genre: swing music
  genre: vocal jazz
  isrc code: US1A18115415
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T12:06:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb35c7fcf1bc7367176e6385843ef7398223507d4f7597695a55d22b8e26fbcb0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958410
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958410
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18115415
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T12:18:07Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb35c7fcf1bc7367176e6385843ef7398223507d4f7597695a55d22b8e26fbcb0. Chain 2 (Bitcoin): anchored in block 958410 (2026-07-17T12:18:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18115415.
    date published: 2026-07-17T12:18:07Z
  audio: Get out and Get Under the Moon
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 116.453
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.617
    additional property: Energy
      type: PropertyValue
      value: 0.183
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.935
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.006
    additional property: Liveness
      type: PropertyValue
      value: 0.124
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.588
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.303
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

Maxine
type: MusicAlbum
date published: 1982

Good Morning, Life!
type: MusicAlbum
date published: 1985

The Lady's In Love With You: Maxine Sullivan Sings The Music of Burton Lane
type: MusicAlbum
date published: 1985-05-15

Close as Pages in a Book
type: MusicAlbum
date published: 1987
track: As Long as I Live
  type: MusicRecording
  duration: PT2M18S
  duration ms: 138737
  explicit: false
  by artist: Maxine Sullivan
  in album: Close as Pages in a Book
    type: MusicAlbum
    date published: 1987
  genre: swing music
  genre: vocal jazz
  isrc code: US1A18720301
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T17:26:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9e6df5e741202c4cada7f07e1e8da274b28f1f40333e4e6dd0951ebf9a854af3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960441
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960441
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18720301
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T17:29:52Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e6df5e741202c4cada7f07e1e8da274b28f1f40333e4e6dd0951ebf9a854af3. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18720301.
    date published: 2026-07-31T17:29:52Z
  audio: As Long as I Live
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.938
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.708
    additional property: Energy
      type: PropertyValue
      value: 0.293
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.869
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.214
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.703
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.305
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Gone with the Wind
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234914
  explicit: false
  by artist: Maxine Sullivan
  in album: Close as Pages in a Book
    type: MusicAlbum
    date published: 1987
  genre: swing music
  genre: vocal jazz
  isrc code: US1A18720302
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T20:08:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbb39e973aaf83b4b97c2f5abf84fccbd44b0c31061e7b4c750a4af66b8f6c1e5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18720302
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb39e973aaf83b4b97c2f5abf84fccbd44b0c31061e7b4c750a4af66b8f6c1e5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18720302.
    date published: 2026-07-08T03:22:41Z
  audio: Gone with the Wind
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 99.128
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.58
    additional property: Energy
      type: PropertyValue
      value: 0.197
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.836
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.019
    additional property: Liveness
      type: PropertyValue
      value: 0.171
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.351
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.698
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Harlem Butterfly
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204032
  explicit: false
  by artist: Maxine Sullivan
  in album: Close as Pages in a Book
    type: MusicAlbum
    date published: 1987
  genre: swing music
  genre: vocal jazz
  isrc code: US1A18720306
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T07:11:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeae2cd82b62908f6a8da0b1c60ea57f7220339a80c5d7a01bad5cdb9b902d535
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960368
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Harlem Butterfly

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960368

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18720306

OTSTimestamp
type: PropertyValue
value: 2026-07-31T08:26:41Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeae2cd82b62908f6a8da0b1c60ea57f7220339a80c5d7a01bad5cdb9b902d535. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US1A18720306.
date published: 2026-07-31T08:26:41Z

Harlem Butterfly
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 106.148
additional property: Musical Key
  type: PropertyValue
  value: 3
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.663
additional property: Energy
  type: PropertyValue
  value: 0.212
additional property: Speechiness
  type: PropertyValue
  value: 0.043
additional property: Acousticness
  type: PropertyValue
  value: 0.865
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.084
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.514
additional property: Loudness (dB)
  type: PropertyValue
  value: -16.651
additional property: Key Name
  type: PropertyValue
  value: Eb
additional property: Mode Name
  type: PropertyValue
  value: Major

Spring Isn't Everything
type: MusicAlbum
date published: 1989

Sullivan Shakespeare Hyman
type: MusicAlbum
date published: 1993

Highlights In Jazz
type: MusicAlbum
date published: 1996-02-20

Say It With a Kiss
type: MusicAlbum
date published: 1997

1941-1946
type: MusicAlbum
date published: 1998-01-01

Loch Lomond-Greatest Hits 1937-1942
type: MusicAlbum
date published: 1998-08-13
track: Loch Lomond
  type: MusicRecording
  duration: PT2M15S
  duration ms: 135040
  explicit: false
  by artist: Maxine Sullivan
  in album: Loch Lomond-Greatest Hits 1937-1942
    type: MusicAlbum
    date published: 1998-08-13
  genre: swing music
  genre: vocal jazz
  isrc code: QM6P41740859
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfa5d697850de9060d67300e88e9136ac3325b12f12794572d7be6002f320bc75
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958834
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958834
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41740859
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T05:55:47Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa5d697850de9060d67300e88e9136ac3325b12f12794572d7be6002f320bc75. Chain 2 (Bitcoin): anchored in block 958834 (2026-07-20T05:55:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41740859.
    date published: 2026-07-20T05:55:47Z
  audio: Loch Lomond
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 149.954
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
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Maxine Sullivan 1944-1948
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It's Wonderful
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Maxine Sullivan Selected Hits Vol. 3
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Maxine Sullivan Selected Hits Vol. 2
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Maxine Sullivan Selected Hits Vol. 1
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Maxine Sullivan Selected Hits Vol. 4
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Maxine Sullivan's Spring Is Here
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A Tribute To Andy Razaf
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Together
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We're Listening To Maxine Sullivan, Vol. 2
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Calm As The Night, Vol. 7
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We're Listening To Maxine Sullivan, Vol. 10
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It's Wonderful, Vol. 2
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We're Listening To Maxine Sullivan, Vol. 9
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We're Listening To Maxine Sullivan, Vol. 8
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Calm As The Night, Vol. 3
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We're Listening To Maxine Sullivan, Vol. 4
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We're Listening To Maxine Sullivan, Vol. 5
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We're Listening To Maxine Sullivan, Vol. 6
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It's Wonderful, Vol. 3
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It's Wonderful, Vol. 1
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Calm As The Night, Vol. 8
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We're Listening To Maxine Sullivan, Vol. 3
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Calm As The Night, Vol. 1
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We're Listening To Maxine Sullivan, Vol. 7
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We're Listening To Maxine Sullivan, Vol. 1
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The Very Best Of
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The Ultimate Collection
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Complete Jazz Series 1937 - 1938
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Complete Jazz Series 1941 - 1946
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Leonard Feather Presents Maxine Sullivan (Digitally Remastered)
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Leonard Feather Presents Maxine Sullivan, Vol. II (Digitally Remastered)
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Easy to Love (1937 - 1948)
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100 Classic Tracks
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100 Classic Tracks
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5 x Maxine Sulivan
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Easy to Love
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Come Rain or Come Shine
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Maxine Sullivan Selected Hits Vol. 1
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Maxine Sullivan Selected Hits Vol. 2
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Maxine Sullivan Selected Hits Vol. 3
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Maxine Sullivan Selected Hits Vol. 4
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Woo-Woo
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Hot String Bean
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I'm Crazy 'Bout My Baby
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Up With the Birds
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Beyond Patina Jazz Masters: Maxine Sullivan
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Jazz Legends: Maxine Sullivan
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Jazz Giants: Maxine Sullivan
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Supreme Female Jazz: Maxine Sullivan
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Maxine Sullivan: St. Louis Blues
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S as in SULLIVAN, Maxine (Volume 1)
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Take the Jazz Step
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Spring Is Here, Vol. 5
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Night & Day, Vol. 2
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Spring Is Here, Vol. 2
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date published: 2013-01-01

Spring Is Here, Vol. 3
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date published: 2013-01-01

Night & Day, Vol. 1
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date published: 2013-01-01

Spring Is Here, Vol. 4
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Night & Day, Vol. 4
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With A Kiss
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Behavin' Myself
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It's Wonderful
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Massachussetts
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Flow Gently, Sweet Rhythm (Excluding Commentary) [Remastered]
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Tribute to Andy Razaf (Remastered)
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Massachusetts
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Loch Lomond - The Best of Maxine Sullivan
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Easy to Love, Vol. 3
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Easy to Love, Vol. 1
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date published: 2013-10-09

Easy to Love, Vol. 6
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date published: 2013-10-09

Easy To Love, Vol. 2
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date published: 2013-10-09

We're Listening to Maxine Sullivan, Vol. 2
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Easy to Love, Vol. 1
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We're Listening to Maxine Sullivan, Vol. 6
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Easy to Love, Vol. 3
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We're Listening to Maxine Sullivan, Vol. 8
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Easy To Love, Vol. 2
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We're Listening to Maxine Sullivan, Vol. 4
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We're Listening to Maxine Sullivan, Vol. 1
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We're Listening to Maxine Sullivan, Vol. 9
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The Classic Years
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Afternoon Tunes
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All Legacy Masters (Remastered)
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Sweet and Gentle (Digitally Remastered)
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Tune in To
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Take a Coffee Break
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Loch Lomond - The Essential Maxine Sullivan
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Time for Hot Swing Songs (Remastered)
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Everyday Tunes
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Blue Skies
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Jazz Will Never Die
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Top 100 Classics - The Very Best of Maxine Sullivan
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Together
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Together
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Skylark
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Kinda Lonesome
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The Great Songs from the Cotton Club
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The Great Songs from the Cotton Club
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Kinda Lonesome
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Gone With The Wind
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Maxine's Star, Vol. 1
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Turtle Dove
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The Same Old Story
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World Broadcast Recordings 1940-41
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Spring
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Jackie Boy
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Supposin'
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Mad About the Boy
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Moments Like This
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Golden Selection (Remastered)
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Honeysuckle Rose
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date published: 2021-04-02

Complete Jazz Series: 1941-1946 - Maxine Sullivan
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Maxine's Finest Notes
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Maxine Sullivan (Vintage Charm)
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date published: 2022-04-28

The Music You Need
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date published: 2022-12-16

Say It with a Kiss
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date published: 2023-02-10

Enjoy Those Blue Skies
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date published: 2023-05-29

Essential Classics, Vol. 336: Maxine Sullivan
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date published: 2024-06-19

A Tribute To Andy Razaf
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date published: 2024-07-05

Essential Classics, Vol. 336: Maxine Sullivan
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date published: 2024-12-19

Uptown Jazz Lady: Maxine Sullivan Light Jazz 1944 - 1949
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date published: 2025-08-22

Blue Skies
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