National Museum of Nuclear Science & History
E. Davis worked for the J.A. Jones Construction Company.
F. D. McIntosh served in the 509th Headquarters and Base Services Squadron.
Nelson worked at the 200 West Area at Hanford during the Manhattan Project.
Arthur S. Olson was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Ellis Ryan was a staff worker at Los Alamos during the Manhattan Project.
