Database item [folder_50]
Titel |
Artikel over geheimschrift door kolonel H.Boot | Type |
Military history | Subtype |
Technical publication | Subject |
Cryptography | Trefwoord |
Dutch army | Klasse |
General | Taal |
NL | Beschrijving |
Cryptographic state of the art and historic background | Datering |
Around 1950 |
| |