Cipher Machine Component Associated with Edward Hebern - Rotor
name: label: maker
content: Edward Hebern
notes: label: Description
content: The American inventor Edward Hebern (1869-1952) designed a series of machines for encrypting messages. The Smithsonian collections include a few of these as part of accession 1991.0190. Like many inventors, Hebern accumulated a variety of spare parts. These are some of them, part of museum transaction 1991.3033.
label: Description
content: This object consists of two bakelite rings around a steel disc with holes in it. The center piece is brass. L-shaped contacts are around the edge. The rim has two sets of letters around it going in opposite directions. The component is like 1991.3033.01 but for the center piece; lettering around rim, and lack of lettered lugs.
label: Location
content: Currently not on view
topic: label: Subject
content: Mathematics
label: Subject
content: Codes and Ciphers
setName: label: See more items in
content: Medicine and Science: Mathematics
creditLine: label: Credit Line
content: Gift of T. Scripps Downing
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1991.3033.009
label: nonaccession number
content: 1991.3033
label: catalog number
content: 1991.3033.009
objectType: label: Object Name
content: rotor
physicalDescription: label: Physical Description
content: steel (overall material)
label: Physical Description
content: plastic (overall material)
label: Physical Description
content: brass (overall material)
label: Measurements
content: overall: 2 cm x 10.3 cm x 10.3 cm; 25/32 in x 4 1/16 in x 4 1/16 in