National Museum of Nuclear Science & History
Ruth Volcker worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Warren Sheehan joined Mound Laboratory in April 1956. He spent the first half of his career in health physics, or radiation safety, where he developed a new methodology for determining the amount of plutonium in urine.
P. B. Mayo, Jr. worked for the J.A. Jones Construction Company.
James H. Alexander was a staff member at Los Alamos during the Manhattan Project.