1. 50 codes that changed the world : discover and solve the ciphers that altered history /: discover and solve the ciphers that altered history. (2022) Authors: McKay, Sinclair Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. A material history of medieval and early modern ciphers : cryptography and the history of literacy /: cryptography and the history of literacy. (2018) Editors: Ellison, Katherine E; Kim, Susan M Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗