National Museum of Nuclear Science & History
Ilse Perlman was a staff worker at Los Alamos during the Manhattan Project.
Elmer began working with the Manhattan Project in 1941. He was one of the first people to arrive at Oak Ridge and experienced first-hand some of the difficulties there with cyclotrons and isotope separation.
Wendell Becker worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harry Daghlian (1921-1945) was an American physicist. He died in 1945 from radiation poisoning after a criticality accident at Los Alamos.