Documentation, Completion Report- Defrost II Project No. 355-7212
date: label: date made
content: 1956
notes: label: Description
content: This spiral-bound report has a black cover. It is entitled: COMPLETION REPORT (/) DEFROST II (/) AFSAF D69A (/) Project No. 355-7212. According to a handwritten note on the title page, the DEFROST II was the "first machine to do manual scanning & photographic reproduction of data on 16 or 35 mm microfilm." Personnel who developed the machine are listed as Philip J. Bochicchio and Virgil A. Ratcliffe Jr.
label: Description
content: According to the report, such a machine was requested in 1952, with the goal of selecting and reproducing a single reame in two minutes or less. Prints were to be 8"x10" or 8 1/2 x 11", and to remain legible at least 60 days. The cover name for the project was DEFROST, and it was included in the larger FREEZER program. By the time this report was written, two research and development models of DEFROST nad built, alond with an experimental model by Remngton Rand, Inc. known as DEFROST I. When this was ot acceptable, a prototype DEFROST II was built, along with forty examples made by National Electric Machine Shop- Clarke in Silver Spring, Md. The report includes photographs and schematics of the machine, as well two related memos.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Computers
creditLine: label: Credit Line
content: Philip J. Bochicchio
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1989.3110.02
label: catalog number
content: 1989.3110.02
label: nonaccession number
content: 1989.3110
objectType: label: Object Name
content: documentation
physicalDescription: label: Physical Description
content: plastic (binding material)
label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 28 cm x 22 cm; 11 in x 8 11/16 in