National Museum of Nuclear Science & History
Winfield Sylvester was a staff worker at Los Alamos during the Manhattan Project.
Blake worked in the United States Engineer District Office.
Ray Sheehan worked for the United States Engineer District Office.
James Osborn was a member of the Special Engineering Detachment at Los Alamos.
L. J. Tolmach worked for the Tennessee Eastman Corporation at the Y-12 Plant.