Incoming Resources
- Breaking the code, a father's secret, a daughter's journey, and the question that changed everything, Karen Fisher-Alaniz
- The woman all spies fear, code breaker Elizebeth Smith Friedman and her hidden life, Amy Butler Greenfield
- The last goodnight, a World War II story of espionage, adventure, and betrayal, Howard Blum
- The princess spy, the true story of World War II spy Aline Griffith, Countess of Romanones, Larry Loftis
- Wild Bill Donovan, the spymaster who created the OSS and modern American espionage, Douglas Waller
- Under the eagle, Samuel Holiday, Navajo code talker, Samuel Holiday and Robert S. McPherson