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Cipher Machine Components Associated with Edward Hebern

Cipher Machine Components Associated with Edward Hebern

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Description
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.
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.
Location
Currently not on view
Object Name
cipher machine components
maker
Edward Hebern
Physical Description
steel (overall material)
Measurements
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
ID Number
1991.3033.016
nonaccession number
1991.3033
catalog number
1991.3033.016
Credit Line
Gift of T. Scripps Downing
subject
Mathematics
Codes and Ciphers
See more items in
Medicine and Science: Mathematics
Data Source
National Museum of American History
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