Research Catalog
Digraphic substitution; the Playfair cipher, the four square cipher.
- Title
- Digraphic substitution; the Playfair cipher, the four square cipher.
- Author
- Bowers, William Maxwell
- Publication
- [Greenfield, Mass.] American Cryptogram Association, 1960.
Items in the Library & Off-site
Filter by
1 Item
| Status | Vol/Date | Format | Access | Call Number | Item Location |
|---|---|---|---|---|---|
| v. 1-2, 4-5 | Book/text | Request in advance | JSK 76-183 | Offsite |
Details
- Description
- 46 p. illus.; 19 cm.
- Series Statement
- Practical cryptanalysis ; \v. 1
- Subject
- Ciphers
- Call Number
- JSK 76-183 v. 1
- OCLC
- 4955247
- NYPG784042613-B
- Author
- Bowers, William Maxwell.
- Title
- Digraphic substitution; the Playfair cipher, the four square cipher.
- Imprint
- [Greenfield, Mass.] American Cryptogram Association, 1960.
- Series
- Practical cryptanalysis ; \v. 1
- Research Call Number
- JSK 76-183 v. 1