National Museum of Nuclear Science & History
Walter Johnson worked for the United States Engineer District Office.
Leland worked in the 200 E Area at Hanford during the Manhattan Project.
D. W. Stewart worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. R. McIntosh worked for the Tennessee Eastman Corporation at the Y-12 Plant.
G. Robert Gunther-Mohr joined the Manhattan Project in 1944. Mohr worked on the top secret polonium trigger being developed for the plutonium bomb at the Monsanto Chemical Company in Dayton, Ohio.