Black and white image of a man at the TRADIC computer. Verso label from Bell Labs provides background informaiton: "TRADIC, Bell Telephone Laboratories new airborne electronic "brain" takes less power to operate than the 100 watt bulb held by engineer E.F. Allgeyer. The computer in the background contains nearly 800 transistors instead of vacuum tubes, but it takes only one-twentieth of the power needed by comparable vacuum tube computers." Further information from label: "Subject: COMPUTERS General - TRADIC. Number: B654/0-15. Source: Release, March 14, 1955. Date Taken: 1955. Persons shown: E.F. Allgeyer. Original (B/W box checked). Negative (120 box checked). All numbers listed in Id_Other Numbers field are written on verso side, near top of image.
