National Museum of Nuclear Science & History
Leonard Krouldis was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
F. C. Pullen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
H. J. Weiland worked for the Union Carbide & Carbon Corporation.
B. Chadwick served in the 509th Headquarters and Base Services Squadron.
