National Museum of Nuclear Science & History
Harlan Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Emma Tolmach was a technician in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Willard E. Gaskins served in the 320th Troop Carrier Squadron.
Hays worked at the 200 West Area at Hanford during the Manhattan Project.