National Museum of Nuclear Science & History
Louis Rosen (1918-2009) was an American physicist. A native New Yorker and the son of Polish immigrants, Rosen was personally selected to work on the Manhattan project in Los Alamos while a graduate student in physics at the Pennsylvania State University.
S. C. Barnett worked for the Union Carbide & Carbon Corporation.
W. W. Wakefield worked for the J.A. Jones Construction Company.