THIS STUNNING POSTER IS HAND SIGNED BY RICK GRIFFIN, STANLEY MOUSE, ALTON KELLY, VICTOR MOSCOSO AND WES WILSON. IT IS RARE TO HAVE A PIECE SIGNED BY ALL OF THE MAJOR SIXTIES POSTER ARTISTS. IT IS A PRINTER’S PROOF. SIGNED BY THE LEGENDS OF PSYCHEDELIC ROCK POSTER ARTISTS: STANLEY MOUSE, RICK GRIFFIN, ALTON KELLEY, WES WILSON AND VICTOR MOSCOSO. CONCERT AND ART SHOW FEATURING STANLEY MOUSE, RICK GRIFFIN, ALTON KELLEY, WES WILSON AND VICTOR MOSCOSO. PERFORMERS: JERRY GARCIA, COUNTRY JOE, DINOSAURS, BARRY MELTON, JOHN CIPOLLINA, PETER ALBIN, MERL SAUNDERS SPENCER DRYDEN, PETE SEARS, NICK GRAVENTES AND ANIMAL MIND ROY BLUMENFELD, AND DOUG KILLER. SIZE: APPROX: 19 X 26 INCHES. CONDITION: Nm- With a blue spot on the right margin(pictured) (SEE ALL PHOTOS). ART OF ROCK, BILL GRAHAM, FILLMORE, CHET HELMS, RICK GRIFFIN, AVALON BALLROOM, WINTERLAND, SAN FRANCISCO, HIPPIES, FREE LOVE ERA, SUMMER OF LOVE, FAMILY DOG, VICTOR MOSCOSO, STANLEY MOUSE, PSYCHEDELIC, PSYCH, SIXTIES, 60’S, POSTERS, HANDBILLS, TICKETS, STANLEY MOUSE, ALTON KELLEY, MOUSE STUDIOS, SIXTIES POSTERS, ART, HAIGHT ASHBURY.