Cipher Machine Components Associated with Edward Hebern
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 number is assigned to two groups of steel discs like those found on rotors. One group has four pieces screwed together on a common shaft and one loose. The other has four metal pieces screwed together on a common shaft.
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: 1991.3033.016
label: nonaccession number
content: 1991.3033
label: catalog number
content: 1991.3033.016
objectType: label: Object Name
content: cipher machine components
physicalDescription: label: Physical Description
content: steel (overall material)
label: Measurements
content: overall: 10 cm x 10.2 cm x 10.2 cm; 3 15/16 in x 4 1/32 in x 4 1/32 in