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Cipher Machine Component Associated with Edward Hebern

Cipher Machine Component 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 is a black bakelite component for the shaft of cipher machine. It has holes for wires but no wires. Four holes are labeled with the rough letters A B C D.
Location
Currently not on view
Object Name
cipher machine component
maker
Edward Hebern
Physical Description
plastic (overall material)
Measurements
overall: 1.2 cm x 10.2 cm x 11 cm; 15/32 in x 4 1/32 in x 4 11/32 in
ID Number
1991.3033.015
nonaccession number
1991.3033
catalog number
1991.3033.015
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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