National Museum of Nuclear Science & History
John Riddle was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Married to John Weil, a mechanical engineer in the SED.
Dr. Ruth Patrick was an American botanist and limnologist who studied the effects of pollution in water ways.
Ruth H. Anderson was a staff member at Los Alamos during the Manhattan Project. Her husband, Ralph Larsen, worked at Los Alamos as a machinist.
Oscar Moore worked for the United States Engineer District Office.