National Museum of Nuclear Science & History
Ivan Behymer came out from the Dupont 'black powder' plant in Illinois to Richland, Washington (Hanford) in March of 1943.
Randall worked at the 300 Area at Hanford during the Manhattan Project.
Allen P. McMahan served in the 320th Troop Carrier Squadron.
Floyd J. Ritchie served in the 1027th Air Material Squadron.