National Museum of Nuclear Science & History
George I. Ray worked for the G.G. Ray Company.
Leo P. Hassen was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Fox Jordan worked for the J.A. Jones Construction Company.
H. M. Schenk worked for the United States Engineer District Office.
Wood worked at the 100-D Area at Hanford during the Manhattan Project.