Confederacy’s Most Famous Spies, The: The Lives and Careers of the South’s Secret Agents during the Civil War

Shadow War Between the States, The: The History of Union and Confederate Intelligence Operations during the Civil War

Union Intelligence in the Civil War: The History of the North’s Spy Networks and Covert Operations against the Confederates

Fort Nassau and Fort Orange: The History of the Dutch’s First Settlements in the New World

Confederate Secret Service, The: The History of the Confederacy’s Intelligence Operations during the Civil War