San Francisco, CA: Bill Graham, 1968. First Edition, Second Printing. Single Sheet. (King BG-142-OPC-B, pp. 484-485). This postcard designed by Lee Conklin promotes a concert series which took place on February 22-24, 1968 at the Fillmore and the Winterland Ballroom featuring Jefferson Airplane, Ballet Afro-Haiti, and A.B. Skhy produced by the legendary impresario Bill Graham (1931-1991). Lee Conklin is known as the creator of the album cover art for Santana’s..... More