National Museum of Nuclear Science & History
Stephen Lawroski was an American chemical engineer who worked on the Manhattan Project at the University of Chicago’s Metallurgical Laboratory from 1944-1946.
Miesenheimer (spelling could also be “Misenheimer”) worked in the 100 B Area at Hanford during the Manhattan Project.
E. H. Gray worked for the Tennessee Eastman Corporation at the Y-12 Plant.
