B&W, Ace Pilot Model 1950 magnetic Drum, perspective view. Grey background, hardware mounted on machined metal table with grooves. Arm/Head coming in from right side has label "VICTORIA MACHINE TOOL Co Ltd LONDON Serial No 121040 / 123" and a second, stamped metal label "R 528". National Physical Laboratory red ink stamped label on verso right upper edge; "CROWN COPYRIGHT RESERVED, NATIONAL PHYSICAL LABORATORY., TEDDINGTON MIDDX.,CENTRAL PHOTOGRAPHIC SECTION, Negative No. CS/4338". . White label attached verso center with black ink "Pilot Ace Drum Memory". "279" in pencil, verso center left edge.
Date
1950
Identifying Numbers
Other number
279
Other number
CS 4338
Dimensions
6 5/8 x 8 5/8 in.
Format
Photographic print
Category
Identification photograph; Publicity photograph
Subject
Electronic data processing--History; Computer industry--History; Computers--History
