• Memo to Gen. Hap Arnold describing the project

• US Army Air Forces Informational Intelligence Summary

• Brig. General James Doolittle's After Action Report

Secondary Histories:

• The Army Air Forces in World War I,
  
  Vol. I: Plans & Early Operations, January 1939 to August 1942
  
  Chapter 12: Drawing the Battle Line in the Pacific

• History of U.S. Naval Operations in World War II (Samuel Eliot Morison)
  Vol. III: The Rising Sun in the Pacific
  Chapter 21: First Light: 10 March-18 April 1942

• History of U.S. Marine Corps Operations in World War II,
  
  Vol. I: Pearl Harbor to Guadalcanal
  
  Part Five: Decision at Midway, Chapter 1: Setting the Stage: Early Naval Operations

Return to Hyperwar: U.S. Army Air Forces in World War II