Actions for Elementary cryptanalysis : a study of ciphers and their solution
Elementary cryptanalysis : a study of ciphers and their solution / by Helen Fouché Gaines; sponsored by American cryptogram association
- Published
- Boston : American photographic publishing co., [1939]
- Copyright Date
- [©1939]
- Physical Description
- vi pages, 1 leaf, 230 pages : diagrams ; 24 cm
View MARC record | catkey: 1283534