National Museum of Nuclear Science & History
K. M. Whitlesy worked for the United States Engineer District Office.
Marvin Davis was a part of the Military Police at Los Alamos. He was a mounted MP at the Trinity site before, during and after the famous test.
Albert Tannenbaum was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Dominick Itzi was stationed at Los Alamos with the Provisional Engineer Detachment (PED) from 1944 to 1946.
William Pickel worked for the Western Union Telegraph Company.