COLVER, Edward (American, b. 1949). Two Black Flag / Raymond Pettibon Photo Test Prints. Circa 1980s. Two black and white silver gelatin test prints, with one depicting the band Black Flag and the other a portrait of visual artist Raymond Pettibon (brother of Black Flag member and designer of the group's logo and many flyers). Both SIGNED by Colver. Largest sheet 8 x 10". Paper lightly toned, else very good.