Cipher Machine Component Associated with Edward Hebern - Rotor Component
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 component consists of a steel center piece and one black bakelite side of a rotor. Spring contacts are around rim instead of in L-shaped pieces. The metal center piece has a relatively large hole. Thre are no wires. Letters are notedaround rim. This object is similar to 1991.3033.01 and 1991.3033.02 except for the size of the shaft hole; the contacts; and the incompleteness.
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: 1991.3033.008
label: catalog number
content: 1991.3033.008
label: nonaccession number
content: 1991.3033
objectType: label: Object Name
content: rotor component
physicalDescription: label: Physical Description
content: steel (overall material)
label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: 1.5 cm x 10.2 cm x 10.2 cm; 19/32 in x 4 1/32 in x 4 1/32 in