Image: Worker holding a plutonium button

Description: Rocky Flats Plant View of a worker holding a plutonium button. Plutonium, a man-made substance, was rare. scraps resulting from production and plutonium recovered from retired nuclear weapons were reprocessed into valuable pure-plutonium metal.
Title: Worker holding a plutonium button
Credit: memory.loc.gov
Author: Federal government of the United States
Permission: 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-83-31 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."
Usage Terms: Public domain
License: Public domain
Attribution Required?: No