National Museum of Nuclear Science & History
Eric Clarke worked for the Roane-Anderson Company.
Broderick worked for Stone and Webster Engineering Corporation.
Lionel Ames is an Army and Manhattan Project veteran, who worked at Los Alamos. His is also the brother of Maurice Shapiro, who was a Los Alamos scientist.
Manuel Schwartz was a physicist. He worked at Los Alamos as a civilian employee from about July 6, 1944, until January or February 1946.