ISRC
Whatever Happened to Your Smile (4.0 mix)
Song: WHATEVER HAPPENED TO YOUR SMILE
Last verified:
USSM17400720 is the International Standard Recording Code (ISRC) for the recording “Whatever Happened to Your Smile (4.0 mix)” by Poco, released 1974-11-01. 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 T0702029977.
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USSM17400720 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Whatever Happened to Your Smile (4.0 mix)” by Poco. 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 T0702029977, 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.
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USSM17400720 is the International Standard Recording Code (ISRC) for the recording “Whatever Happened to Your Smile (4.0 mix)” by Poco, released 1974-11-01. 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 T0702029977.
