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.
Lemmon was a Technical Sergeant who worked at Hanford during the Manhattan Project.
Brazier worked at Los Alamos during the Manhattan Project.
Ostdahl worked in the 200 West Area at Hanford during the Manhattan Project.