Spy War

The Skripal Files: Putin, Poison and the New Spy War

Mark Urban

The Librarian Spy : A Novel of World War II

Madeline Martin

A Colder War

Charles Cumming

Liar, Temptress, Soldier, Spy : Four Women Undercover in the Civil War

Karen Abbott

Cold War Spy Stories from Eastern Europe

The Princess Spy : The True Story of World War II Spy Aline Griffith, Countess of Romanones

Larry Loftis

The Princess Spy: The True Story of World War II Spy Aline Griffith, Countess of Romanones

Larry Loftis

THE SPY - A Tale of the Neutral Ground (Espionage Thriller Classic) : Historical Espionage Novel Set in the Time of the American Revolutionary War

James Fenimore Cooper

Who Goes There? : The Story of a Spy in the Civil War

B. K. Benson

The Spy of the Rebellion : True History of the Spy System of the United States Army during the Civil War

Allan Pinkerton

Spy Game

John Fullerton

Double Agent : The First Hero of World War II and How the FBI Outwitted and Destroyed a Nazi Spy Ring

Peter Duffy