SHASTA DETONATION

FOR IMMEDIATE RELEASE

August 18, 1957

NEVADA TEST SITE

Shasta. 12th full-scale nuclear detonation of Operation Plumbbob, was fired from a 500-foot tower in Yucca Flat after 19 postponements from a ready date of July 30.

Credit Lookout Mountain Laboratory, USAF

[Shasta Shot Detonation (Color Photo)]

[Operation: Plumbbob]