National Museum of Nuclear Science & History
H. H. Hudson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Delbert Johnson was a mechanical engineer with the Special Engineer Detachment (SED) at Los Alamos. Johnson worked under 1st Lieutenant Howard C.
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.
A. W. Alexander worked for the Tennessee Eastman Corporation at the Y-12 Plant.