National Museum of Nuclear Science & History
Brown worked for Stone and Webster Engineering Corporation.
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.
Angerman worked at the 300 Area at Hanford during the Manhattan Project.
Davis worked for Stone and Webster Engineering Corporation.
Ernie Hudson served in the 1395th Military Police Company, Aviation.