National Museum of Nuclear Science & History
H. A. Ramsey worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Cornelius Ridner was a staff worker at Los Alamos during the Manhattan Project.
A. P. Dunlap worked for the Union Carbide & Carbon Corporation.
F. J. Underwood worked for the Roane-Anderson Company.
Hayes worked at the 300 Area at Hanford during the Manhattan Project.