00395nam a22001337a 4500 3624 3624 200623b ||||| |||| 00| 0 eng d 629.8 S522 2990 Scientific Film Association, London Films and automation London Scientific Film Association 1957 23p. Photography BK 0 0 ddc 0 629_800000000000000_S522 0 9833 CL CL 1960-01-09 629.8 S522 02513 2020-06-23 BK