Stanley Mouse (American, b.1940) and Alton Kelly (American, 1940-2008), "Grateful Dead and Quicksilver Messenger Service," 1967, ink and gouache on paper, original drawing for the Family Dog poster, signed by each lower right, sight: 17"h x 13.5"w, overall (with frame): 23"h x 19.5"w. Note: This drawing is the original working piece for what later became "Girl in the Red Circle," Grateful Dead, Quicksilver Messenger Service, January 27 & 28, Avalon Ballroom, 1967.