This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
If the file has been modified from its original state, some details may not fully reflect the modified file.
Atomic Cannon Sequence in HD
August 18, 2010
The Atomic Cannon, at 280 mm, was the largest nuclear weapons capable mobile artillery piece manufactured by the United States. On May 25, 1,953, a 280 mm cannon fired an atomic projectile a distance of 7 miles at the Nevada Test Site. The test known as "Grable," exploded with a force of 15 kilotons, similiar to that of Hiroshima. Twenty 280 mm cannons were manufactured. None were used in battle. Sequence from the HD version of "Trinity and Beyond - The Atomic Bomb Movie" available on blu-ray.