Federal supply schedule, FSC group. 67. Photographic equipment, pt. 3 (formerly class 18, pt. 3), FSC class 6720, cameras, still picture, FSC class 6730, photographic projection equipment, FSC class 6740, photographic developing and finishing equipment, FSC class 6750, photographic supplies, FSC class 6760, light filters and photographic shutters, Dec. 1, 1957-Nov. 30, 1958; prepared by National Buying Division.