Three Cipher Machine Components Associated with Edward Hebern

Three Cipher Machine Components 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.
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.
Currently not on view
Object Name
cipher machine components
Edward Hebern
Physical Description
metal (overall material)
plastic (overall material)
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
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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