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  1. Secret Service and the Presidents - White House Historical …

  2. Secret Service and the Presidents: U.S. Secret Service Uniformed ...

  3. Protecting the President: The History of the United States Secret …

  4. What is the history behind the United States Secret Service, and …

  5. Zero Fail - A History of the Secret Service

  6. The Tale of Two White Houses: Espionage during the Civil War

  7. The American Protective League and White House Security During …

  8. Secret Service and the Presidents: U.S. Secret Service Uniformed ...

  9. New Issue of White House History Quarterly

  10. History of the White House Fence