Original 1st printing 13&1/8 x 19" concert poster for Quicksilver Messenger Service appearing with the Other Half and the (Steve) Miller Blues Band at the Avalon Ballroom in San Francisco, CA from 1/6-7/1967.
Art by Victor Moscoso, image is # 42 in the Family Dog/Avalon series.
Medium flat vellum stock poster is in GORGEOUS mint/near mint to near mint (A/A- to A-) condition; an essentially unbeatable example of this early 1st printing Moscoso Avalon poster with a VERY pretty design.