Two of the operation's sixteen USAAF B-25B bombers, parked on the flight deck of USS Hornet (CV-8), while en route to the mission launching point. The plane at right has tail # 40-2282. It is mission plane # 4, piloted by 2nd Lieutenant Everett W. Holstrom, Jr. during the raid, in which it attacked targets in Tokyo. Note protective cover over its gun turret, and wooden dummy guns mounted in its tail cone. The plane at left is warming up its engines, as was done periodically during the voyage. U.S. Naval History and Heritage Command Photograph.