San Francisco, CA: Bill Graham, 1968. First Edition. Single Sheet. (King BG-102-OPC-A, p. 441). This postcard designed by Bonnie MacLean (1938-2020) promotes a concert series (featuring the Chambers Brothers, Sunshine Company, and Siegal Schwall) which took place during January 11th to the 13th, 1968 at the Fillmore Auditorium. MacLean had been painting noticeboards at the Fillmore in the psychedelic style while Wes Wilson (1937-2020) worked as the primary poster designer..... More