(1) Wilson, Wes (American, b. 1937). "Bill Graham presents Butterfield Blues Band, Jefferson Airplane, Grateful Dead at Winterland" [BG-30]. 1966. Lithograph poster in colors. First printing by West Coast Lithograph Co., San Francisco. Sheet: 24 14" x 11 3/4". (2) Griffin, Rick (American, 1944-1991). "Fly; The World's Great Organ of Aerial Flight; Jefferson Airplane at the Matrix." 1967. Double-image lithograph on metallic paper. Sheet: 13" x 19 1/4".Condition Very good +. (1) Some wear to corners, original price of $1.50 written to verso. (2) Heavily scratched, creases to lower left corner, pinholes to corners.