National Museum of Nuclear Science & History
Macguire worked in the 300 Area at Hanford during the Manhattan Project.
Lieutenant General Leslie Groves (1896-1970) was a United States Army Corps of Engineers officer and director of the Manhattan Project.
Frederic Showalter served in the First Ordnance Squadron.
Sam Adams worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Kreitzberger worked in the 200 East Area at Hanford during the Manhattan Project.