Incoming Resources
- The woman all spies fear, code breaker Elizebeth Smith Friedman and her hidden life, Amy Butler Greenfield
- Code breaker, spy hunter, how Elizebeth Friedman changed the course of two world wars, by Laurie Wallmark ; illustrated by Brooke Smart
- Speakeasy, Alisa Smith
- Origin, a novel, Dan Brown
- Inferno, a novel, Dan Brown
- Code girls, the untold story of the American women code breakers of World War II, Liza Mundy