UNITED STATES – CIRCA 1960: Photo of Byrds, Mid 1960?s, California, Los Angeles, Whisky a Go Go ByrdsL-R: David Crosby, Jim ? Roger? McGuinn,Chris Hillman, Gene Clark (in foreground),Michl Clarke. (Photo by Michael Ochs Archives/Getty Images)
NASHVILLE, TN – CIRCA 1968: Folk-Rock Group "The Byrds" perform at the Grand Ol' Opry in Nashville, Tennessee circa 1968. Left to right: Kevin Kelly, Gram Parsons, Jim (Roger) McGuinn and Chris Hillman. (Photo by Michael Ochs Archives/Getty Images)
David Crosby of rock band “The Byrds” performing in a club in a profile view, eyes closed, head back with a mic, circa 1967 in Los Angeles, California. (Photo by Sulfiati Magnuson/Getty Images)
AMSTERDAM, NETHERLANDS – 1st JANUARY: Skip Battin (1934-2003) bassist with the Byrds posed in Amsterdam, Netherlands in 1970. (Photo by Gijsbert Hanekroot/Redferns)
UNSPECIFIED – JANUARY 01: Photo of Roger McGUINN and BYRDS; Roger McGuinn performing live onstage, playing Rickenbacker 370/12 guitar (Photo by Gems/Redferns)
Group portrait of American folk rock band The Byrds in Soho Square, London, 1966. L-R Michael Clarke, Chris Hillman, Gene Clark, Roger McGuinn, David Crosby. (Photo by Mark and Colleen Hayward/Getty Images)
UNITED KINGDOM – SEPTEMBER 28: HAMMERSMITH ODEON Photo of David CROSBY and CROSBY & NASH, David Crosby performing live onstage (Photo by Andrew Putler/Redferns)