National Museum of Nuclear Science & History
Parsons worked in the 300 Area at Hanford during the Manhattan Project.
John F. Van Doren worked on the procurement and property staff at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Ralph B. Larsen was a machinist at Los Alamos during the Manhattan Project. His wife, Ruth Anderson, also worked at Los Alamos.
O. L. Given worked for the Tennessee Eastman Corporation at the Y-12 Plant.