National Museum of Nuclear Science & History
Frank Mason worked for the United States Engineer District Office.
Matthew S. Muretic served in the 320th Troop Carrier Squadron.
Raymond L. Brin was a Technical Sargeant in the Army’s Special Engineer Detachment. He worked at Los Alamos during the Manhattan Project, and traveled to Tinian Island as a member of Project Alberta.
Dr. Theron G. Finzel was a chemical engineer/chemist. He worked for DuPont, and was asked to help on the Manhattan Project.