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Incoming Resources
- Harriet Tubman, secret agent, how daring slaves and free blacks spied for the Union during the Civil War, Thomas B. Allen ; featuring illustrations by Carla Bauer
- Remember Valley Forge, patriots, Tories, and Redcoats tell their stories, Thomas B. Allen
- Code-name downfall, the secret plan to invade Japan and why Truman dropped the bomb, Thomas B. Allen and Norman Polmar
- Mr. Lincoln's high-tech war, how the North used the telegraph, railroads, surveillance balloons, ironclads, high-powered weapons, and more to win the Civil War, Thomas B. Allen & Roger MacBride Allen
- George Washington, spymaster, how the Americans outspied the British and won the Revolutionary War, Thomas B. Allen ; featuring illustrations by Cheryl Harness