National Museum of Nuclear Science & History
P. M. Putnam worked for the J.A. Jones Construction Company.
Walter M. Longfelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Roscoe Stooksbury worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Jay Scherer was a staff worker at Los Alamos during the Manhattan Project.