National Museum of Nuclear Science & History
W. H. MacDonald worked for the Union Carbide & Carbon Corporation.
Marvin Tetenbaum was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
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.
Wilbert “Walt” Meyers (1921-2013) served in the Special Engineer Detachment (SED) at Los Alamos during the Manhattan Project.