Glossy 10 x 8 photo of the stage and enormous crowd, signed in blue and black felt tip by 14 performers: Steven Stills, Grace Slick, Wavy Gravy, Melanie, Juma Sultan, Johnny Winter, Paul Kantner, Marty Balin, John Sebastian, Steve Knight, Jerry Martini, Cynthia Robinson, Greg Errico, and Tom Constanten. In fine condition. Pre-certified PSA/DNA and RR Auction COA.
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