概要

解説Plutonium Mold.jpg	English: Rocky Flats Plant, Plutonium Fabrication, Central section of Plant View of a mold for precision casting. The mold was used in foundry operations that cast plutonium either as ingots suitable for rolling and further wrought processing or into shapes amenable to direct machining operations.
日付	1959年5月6日
原典	memory.loc.gov
作者	Federal government of the United States
許可 (ファイルの再利用)	Public domainPublic domainfalsefalse This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information. Creator: U.S. Department of the Interior, National Park Service, Historic American Engineering Record. Survey number HAER CO-83-O-8 Source: U.S. Library of Congress, Prints and Photographs Division, "Built in America" Collection. Copyright: "The original measured drawings and most of the photographs and data pages in HABS/HAER/HALS were created for the U.S. Government and are considered to be in the public domain."

元のアップロードログ

• 2008-04-28 00:32 Tillman 808×1024× (94935 bytes) [[Rocky Flats Plant]], Plutonium Fabrication, Central section of Plant VIEW OF A MOLD FOR PRECISION CASTING. THE MOLD WAS USED IN FOUNDRY OPERATIONS THAT CAST PLUTONIUM EITHER AS INGOTS SUITABLE FOR ROLLING AND FURTHER WROUGHT PROCESSING OR INTO SHAPES AMENABLE TO DIRECT MACHINING OPERATIONS. (5/6/59) HAER COLO,30-GOLD.V,1O-8 [[Historic American Engineering Record]] URL: http://memory.loc.gov/pnp/habshaer/co/co0800/co0856/photos/316934pv.jpg