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File:NNSA-NSO-539.jpg

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Description PLUMBBOB - 1957 - NEVADA TEST SITE -- Rear view of a family-type shelter designed by the Federal Defense Administration. 3 steel reinforced concrete shelters with earth covering will be tested at pressure ranges of from 30 to 65 pounds per square inch. The escape hatch is shown, with cover in place. Above it is the air exhaust pipe, to the right is the tip of the air-intake pipe. The object in the center is not part of the shelter
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This image is available from the National Nuclear Security Administration Nevada Site Office Photo Library under number PLU-57-159.

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Author National Nuclear Security Administration / Nevada Site Office
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Public domain This image is a work of a United States Department of Energy (or predecessor organization) employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.

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current00:45, 3 September 2012Thumbnail for version as of 00:45, 3 September 20121,426 × 1,152 (415 KB)Bomazi (talk | contribs){{Information |Description=PLUMBBOB - 1957 - NEVADA TEST SITE -- Rear view of a family-type shelter designed by the Federal Defense Administration. 3 steel reinforced concrete shelters with earth covering will be tested at pressure ranges of from 30...

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