National Museum of Nuclear Science & History
Alvina Petrus was a stenographer and clerical worker at the Chicago Met Lab.
H. R. Koonce worked for the J.A. Jones Construction Company.
Curtis Cope served in the 2395th Military Police Company, Aviation.
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.
