National Museum of Nuclear Science & History
Grinus worked at the 100 F Area at Hanford during the Manhattan Project.
Charles Mather worked for the Tennessee Eastman Corporation at the Y-12 Plant.
R. H. Whitehead served in the 509th Headquarters.
A member of the Special Engineer Detachment of the U.S. Army, Ray Stein participated in the Manhattan Project at Oak Ridge and was assigned to the Y-12 Plant.
