Price Hossell
Ciphers and codes /
Karen Price Hossell
- Chicago,Illinois: Heinemann Library, 2003
- 48p: ils, 28cm
- Heinemann Knowlt .
Presents an overview of various types of codes and ciphers used throughout history, famous cryptologists, and how to create your own secret messages.
1588104842
Codigo cifrados--Comunicación
CG 419.014 / P845c