National Museum of Nuclear Science & History
Charles Quincy worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ernest K. Clark served in the 1st Ordnance Squadron.
Lewis worked in the 200 West Area at Hanford during the Manhattan Project.
George Placzek was a Czech physicist. He was born in Brno, Moravia, which was then part of Austria-Hungary but today is in the Czech Republic.
