National Museum of Nuclear Science & History
Sotero Romero was a staff worker at Los Alamos during the Manhattan Project.
L. R. Zumwalt worked for the United States Engineer District Office.
John McKim worked for the Kellex Corporation at the K-25 Plant.
W. J. Cooper served in the 509th Headquarters and Base Services Squadron.
T. L. Harrigan worked for the Tennessee Eastman Corporation at the Y-12 Plant.
