National Museum of Nuclear Science & History
Mehann worked in the 200 West Area at Hanford during the Manhattan Project.
Malcolm E. Matthews served in the 1027th Air Material Squadron.
Gloria A. Larranaga was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”0 during the Manhattan Project.
Leonard Krouldis was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
