National Museum of Nuclear Science & History
Jorgensen worked at the 300 Area at Hanford during the Manhattan Project.
B. R. Longwell served in the 390th Air Service Group.
Sadelle T. Greenblatt was a research assistant in the Instruments Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Carl Leonard worked for the Tennessee Eastman Corporation at the Y-12 Plant.