Marvin Gaye had all that success - and a host of unissued cuts including "Love Starved Heart (It's Killing Me)" from 1967, where his trademark falsetto opens and then punctuates this urgent number.
A handful of previously unissued takes were culled from a vault treasure hunt, foremost among them a treatment of "I Left My Baby": a gutbucket blues shorn of any hokum by a Young riff that seems to inhabit its own private atmosphere.
"Three-quarters of this place is unissued," he said.
They amassed an archive of finished but unissued material.
It contains reissues of two Carter-Bradford ensemble albums from 1969 and '71, "Seeking" and "Secrets," as well as some unissued live performances and a clarinet-trumpet duet from 1979.
Universal, which owns the Motown catalog, has released a series of jazz, gospel and rhythm and blues albums under the rubric "Motown Unreleased 1962," which makes a large body of its unissued archives eligible for the European copyright extension.
Bob Irwin, the president and owner of Sundazed Records, which has reissued many Spirit albums and also released previously unissued tracks, said the band's early recording sessions were "kind of like a jazz history lesson" in which Mr. Cassidy nurtured his much younger colleagues.
The albums are available separately and in a lavish "Signature Box," which also includes a book, an art print and an otherwise unavailable disc of previously unissued works, among them an incendiary outtake from "God," Lennon's declaration of independence from the Beatles and everything else his fans considered sacred.
All that is here: 165 songs, 26 of them previously unissued, and a 108-page byography by Scott B. Bomar, drawing on interviews with Mr. Simpson — who still lives in Bakersfield — and others, charting power relationships and giving a second-tier man his due.
Rumours had long been swirling that Jimmy Page had been saving the best unissued material for the new version of Coda, the posthumous compilation issued in 1982, not least because it seemed unlikely to attract many new buyers without some revelatory new material.
In March 1979, he recorded some demo tracks with Manchester's Joy Division for his own Genetic imprint, but the group opted to go with Factory Records and the Rushent tracks remained unissued until they surfaced on the Joy Division box set Heart and Soul in 1997.
