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Cipher Machine Parts Associated with Edward Hebern

Cipher Machine Parts 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.
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.
Location
Currently not on view
Object Name
cipher machine parts
maker
Edward Hebern
Physical Description
steel (overall material)
Measurements
each:.5 cm x 1.4 cm x 3/16 in; 3/16 in x 9/16 in x.508 cm
ID Number
1991.3033.103
nonaccession number
1991.3033
catalog number
1991.3033.103
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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