National Museum of Nuclear Science & History
William Gray worked for the Roane-Anderson Company.
Attended Drexel University.
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.
Peer de Silva (1917-1978) was an American Army officer and a station chief for the CIA. De Silva was born in San Francisco.
