Nucleartillery

GRABLE EVENT - Part of Operation Upshot-Knothole, was a 15-kiloton test fired from a 280-mm cannon on May 25, 1953 at the Nevada Proving Grounds. Frenchman's Flat, Nevada - Atomic Cannon TestHistory's first atomic artillery shell fired from the Army's new 280-mm artillery gun. Hundreds of high ranking Armed Forces officers and members of Congress are present. The fireball ascending.

Taken on 1953-05-25
Source Federal government of the United States [own work]
License Attribution Creative CommonsAttribution Creative Commons
Uploaded by SATest on 2013-11-12
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