Plumbbob John fireball as seen from Indian Springs Air base, 30 miles away from the detonation. The aircraft in the foreground is a Northrop F-89J Scorpion, sister-ship to the launch aircraft. (U.S. Air Force)
Plumbbob John 1.5 kiloton fireball as seen from Indian Springs Air Base, Nevada, 17 July 1957, with Northrop F-89J Scorpion in foreground