Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:crypt
|
| gptkbp:dimensions |
8 inches long
|
| gptkbp:displayedAt |
gptkb:National_Cryptologic_Museum
|
| gptkbp:encryption |
polyalphabetic substitution
|
| gptkbp:inspiredBy |
gptkb:Alberti_cipher_disk
|
| gptkbp:introducedIn |
1921
|
| gptkbp:inventedBy |
gptkb:Joseph_O._Mauborgne
|
| gptkbp:material |
aluminum
|
| gptkbp:numberOfEngines |
25
|
| gptkbp:operatedBy |
manual rotation
|
| gptkbp:replacedBy |
gptkb:M-209_cipher_machine
|
| gptkbp:status |
obsolete
|
| gptkbp:type |
mechanical cipher
|
| gptkbp:usedBy |
gptkb:United_States_Army
|
| gptkbp:usedIn |
gptkb:World_War_II
interwar period |
| gptkbp:usedUntil |
1942
|
| gptkbp:weight |
about 3 pounds
|
| gptkbp:bfsParent |
gptkb:Jefferson_disk
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
M-94 cipher device
|