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Book of Saturday album cover

Book of Saturday✓2

ISRC

GBCTX1800768
King Crimson
matched

Last verified: September 14, 2026

One ISRC for “Book of Saturday” by King Crimson is GBCTX1800768. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-800.370.657-9. Written by RICHARD WILLIAM PALMER JAMES, DAVID FRANCIS CROSS, JOHN KENNETH WETTON, and others.

Format

GBCountry
CTXRegistrant
18Year (2018)
00768Designation
Country:
ISO 3166-1 alpha-2 country code (GB).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2018):
Last two digits of the reference year (2018). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCBook of Saturday
ISWCBook of Saturday
IPIRICHARD WILLIAM PALMER JAMES

Musical Work (ISWC)

T-800.370.657-9Book of Saturday

People also ask

What is one ISRC for “Book of Saturday” by King Crimson?+
One ISRC for “Book of Saturday” by King Crimson is GBCTX1800768.
What is the ISWC for “Book of Saturday”?+
The ISWC for “Book of Saturday” is T-800.370.657-9. The ISRC GBCTX1800768 identifies this specific recording; the ISWC identifies the underlying musical work shared by all versions.
Who wrote “Book of Saturday”?+
“Book of Saturday” was written by RICHARD WILLIAM PALMER JAMES, DAVID FRANCIS CROSS, JOHN KENNETH WETTON, ROBERT FRIPP, JAMIE MUIR, WILLIAM SCOTT BRUFORD. The ISWC for this composition is T-800.370.657-9.
What is an ISRC and what does it tell you?+
An ISRC (International Standard Recording Code) is a 12-character ISO 3901 identifier that uniquely tags a specific sound recording. The first two characters are the country code, the next three are the registrant (label or distributor), the next two are the year, and the last five are a unique recording number.
Is the ISRC the same as the ISWC?+
No. The ISRC identifies a specific recording, while the ISWC identifies the underlying musical composition. GBCTX1800768 is the ISRC for this recording; T-800.370.657-9 is the ISWC for the composition it is a recording of. One composition (ISWC) can have many recordings (ISRCs) — originals, remixes, live versions, and covers each get their own ISRC but share the same ISWC.

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What is ISRC GBCTX1800768?

GBCTX1800768 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Book of Saturday” by King Crimson. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.

This recording is linked to the musical work T-800.370.657-9, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.

Learn more about ISRCs · Powered by Notes.fm

King Crimson

One ISRC for “Book of Saturday” by King Crimson is GBCTX1800768. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-800.370.657-9. Written by RICHARD WILLIAM PALMER JAMES, DAVID FRANCIS CROSS, JOHN KENNETH WETTON, and others.

King Crimson

Who wrote this song?

RICHARD WILLIAM PALMER JAMESComposer
IPI: 00064975244
DAVID FRANCIS CROSSComposer
IPI: 00089660528
JOHN KENNETH WETTONComposer
IPI: 00077299136
ROBERT FRIPPComposer
IPI: 00059722456
JAMIE MUIRComposer
IPI: 00122172420
WILLIAM SCOTT BRUFORDComposer
IPI: 00087629137

Which contributors are credited?

0000 0001 0921 8047Robert Fripp0000 0000 6736 1610Richard Palmer‐James0000 0000 5519 2071John Wetton0000 0001 1450 1509Bill Bruford0000 0003 6299 7371Jamie Muir

Identifier Graph

ISRCGBCTX1800768ISWCT-800.370.657-9IPIRICHARD WILLIAM…IPIDAVID FRANCIS C…IPIJOHN KENNETH WE…IPIROBERT FRIPPISNIRobert FrippISNIRichard Palmer‐…ISNIJohn Wetton

MLC Song Code

B63780
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

Related

Other versions of this workView all on iswc.fm

Book of Saturday

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GBCTX2100047
Book of Saturday (commentary)

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GBCTX1900080
Book of Saturday (alt take)

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GBCTX1900081
Book of Saturday

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GBCTX0000120
Book of Saturday

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GBCTX9900253

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Songwriter profiles

RICHARD WILLIAM PALMER JAMESIPIDAVID FRANCIS CROSSIPIJOHN KENNETH WETTONIPIROBERT FRIPPIPIJAMIE MUIRIPIWILLIAM SCOTT BRUFORDIPI
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