![Mathematics and Primary Sources: Historic Codes, Ciphers, and Computational Thinking, Part I | Teaching with the Library of Congress Mathematics and Primary Sources: Historic Codes, Ciphers, and Computational Thinking, Part I | Teaching with the Library of Congress](https://blogs.loc.gov/teachers/files/2018/03/GWcipher-1.jpg)
Mathematics and Primary Sources: Historic Codes, Ciphers, and Computational Thinking, Part I | Teaching with the Library of Congress
Crafty Codes of American Spies: How George Washington's intelligence gatherers enciphered their communiques | Newsday
![SPY CODE - This was part of the secret code used by General Washington (agent 711) and the CULPER SPY RING - Major Ben… | Secret code, History nerd, Revolutionaries SPY CODE - This was part of the secret code used by General Washington (agent 711) and the CULPER SPY RING - Major Ben… | Secret code, History nerd, Revolutionaries](https://i.pinimg.com/originals/7c/1f/35/7c1f35a68f2cef079852e17b6b94c576.jpg)
SPY CODE - This was part of the secret code used by General Washington (agent 711) and the CULPER SPY RING - Major Ben… | Secret code, History nerd, Revolutionaries
George Washington's Spies (Totally True Adventures) – Author Claudia Friddell – Random House Children's Books
Crafty Codes of American Spies: How George Washington's intelligence gatherers enciphered their communiques | Newsday
![George Washington's Culper Spy Ring: Separating Fact from Fiction - Journal of the American Revolution George Washington's Culper Spy Ring: Separating Fact from Fiction - Journal of the American Revolution](http://allthingsliberty.com/wp-content/uploads/2021/06/Key-players-in-Culper-Spy-Ring.jpg)