National Museum of Nuclear Science & History
Lindgren worked in the 300 Area at Hanford during the Manhattan Project.
Raymond P. Biel served as a second lieutenant in the 393rd Bombardment Squadron. He was the co-pilot of the B-29 Full House, which served as a weather reconnaissance plane on the Hiroshima bombing mission, and the backup strike plane on Iwo Jima on the Nagasaki mission.
Marie Cardwell arrived in Oak Ridge in February, 1945. She was hired as the Document Librarian for the Y-12 Plant and held for the remainder of the Manhattan Project, and for several decades afterwards.