Operation Doorstep, Civil Defense Study, 1953 - Stock Image - C033/4519 - Science Photo Library

Basement lean-to shelter with mannequins. Operation Doorstep was a civil defense study conducted by the Federal Civil Defense Administration in conjunction with Upshot-Knothole Annie. NNSA/Nevada Field Office/SCIENCE PHOTO LIBRARY

Operation Doorstop atom bomb test, 1953 - Stock Image - C028/4090 - Science Photo Library

March 31, 1965 - Tragedy during a mission, March 31, 1965, …

Counterintelligence in the Cold War and Beyond > National Museum of the United States Air Force™ > Display

1953 CIVIL DEFENSE FILM OPERATION DOORSTEP NEVADA ATOMIC BOMB TEST 28072

1953 CIVIL DEFENSE FILM OPERATION DOORSTEP NEVADA ATOMIC BOMB TEST 28072

Operation Doorstep

1953 'operation doorstep', ALL images click thru- then …

24 Unsettling Before And After Photos From Operation Doorstep

Ideological Foundations of the Cold War

Atom bomb test site hi-res stock photography and images - Page 3 - Alamy

File:The Burns Archive, Shooting Soldiers, Civil War Medical Photography by Dr. R.B. Bontecou.jpg - Wikipedia

operation doorstep - Keyword Search - Science Photo Library

The Day in Photos, October 1967: A Turning Point