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Cipher Machine Parts Associated with Edward Hebern

Cipher Machine Parts Associated with Edward Hebern

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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.
Each of these twenty-four flat steel pieces is roughly rectangular with a hole in which a flat brass strip fits. Two pieces are marked with numbers, 24 and 22.
Currently not on view
Object Name
cipher machine parts
Edward Hebern
Physical Description
steel (overall material)
each:.5 cm x 1.4 cm x 3/16 in; 3/16 in x 9/16 in x.508 cm
ID Number
nonaccession number
catalog number
Credit Line
Gift of T. Scripps Downing
Codes and Ciphers
See more items in
Medicine and Science: Mathematics
Data Source
National Museum of American History
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