National Museum of Nuclear Science & History
Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
A. A. Groppe worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Bob Metcalf served in the 1395th Military Police Company, Aviation.
McCue worked in the 100 B Area at Hanford during the Manhattan Project.