What is also notable about the two aircraft is that their respective pilots who regularly flew the aircraft named the planes.
50 caliber machine guns and one twenty-millimeter cannon in the tail, these modified aircraft had retailed the tail guns and even had their armor removed to save weight to be able to carry the extremely dangerous atomic bombs at extreme flight distances.
50 caliber machine guns in remote-controlled turrets along with two additional. Bockscar was actually one of fifteen specially modified “Silverplate” B-29s that were assigned to the 509th Composite Group.