Original 1st printing 8&1/2 x 11" concert flyer for Quicksilver Messenger Service appearing with the Sons of Champlin and Blackburn and Snow at the Avalon Ballroom in San Francisco, CA from 10/28-29/1966.
 
 Art by Victor Moscoso, image ("Chicken On A Unicycle") is # 32 in the Family Dog/Avalon series.
 
 Thin flat stock flyer is in very good (B/B+) condition; there are a couple of hairline-thin diagonal bends traversing the center of the image area, along with a series of tiny stains and a small surface pull in the lower right margin, a few light handling creases here and there, a couple of tiny vertical stress bends in the lower right margin and just above the chicken's head,a couple of soft diagonal bends along the lower left margin and a pair of tiny pin-prick spots on the reverse, otherwise fine.