Three 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: These three black bakelite components twould fit on the shaft of cipher machine. Two have metal spring contacts and three notches in the edge. There are no springs in three holes of one component which is marked: L. The third piece is a disc with a rim and three holes near the center. It is marked: RIGHT No. 1.
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: 1991.3033.012
label: nonaccession number
content: 1991.3033
label: catalog number
content: 1991.3033.012
objectType: label: Object Name
content: cipher machine components
physicalDescription: label: Physical Description
content: metal (overall material)
label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: 3 cm x 10.3 cm x 10.3 cm; 1 3/16 in x 4 1/16 in x 4 1/16 in