THE YOUNGBLOODS – SAN FRANCISCO 1967. Ultra ultra rare guaranteed vintage 1st printing concert handbill created for Shows at the California Hall, CA On July 21-22, 1967. It is extremely rare as it features Marvel Comics’ Dr. Strange image that was originated by Hall of Fame Artist Steve Ditko. Probably the first time a Marvel Comics hero appeared on concert posters. Art by Greg Irons. Format: 5×7 inches (13×18 cm) Blank back. I have several other 1967 Rock handbills – please look.