Operation Doorstep (1953)

Operation Doorstep was a Civil Defense test carried out in conjunction with the much larger March 17, 1953, 16-kiloton ANNIE test conducted at the Nevada Test Site, part of Operation Upshot-Knothole. In the smaller Operation Doorstep test, blast and thermal effects were evaluated on mannequins, automobiles, and wooden frame houses.

RightsUnderlying Work RightsPD GOV
DownloadDownloadRight click on images or see source for higher res versions.

If You Liked This…

Prints for Your Walls

Explore our selection of fine art prints, all custom made to the highest standards, framed or unframed, and shipped to your door.

Start Exploring

Pantagruel
Sign Up for Our Newsletter!
The latest wonders from the site to your inbox.
Once every two weeks.
You can unsubscribe at any time by clicking on the provided link in our emails.