to the Priscilla shot from Operation Plumbbob in 1957. As a consequence many publications including official government documents have the photo mislabeled. Admiral Arthur W. Radford, at the time the Chairman of the Joint Chiefs of Staff, and Secretary of Defense Charles E. Wilson were present for the test. Footnotes External links The Atomic Cannon, archived from AtomCentral Explosions in 1953 Nevada Test Site nuclear explosive tests 1953 in Nevada 1953 in military history Articles containing video clips May 1953 events in the United States