National Museum of Nuclear Science & History
Fred Atkinson worked for the H. E. Anning Company.
Robert Martens was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
George Hyde was a chemist assigned to the Y-12 Plant in Oak Ridge, Tennessee from February 1944 to the end of the war.
Hammond worked at the 300 Area at Hanford during the Manhattan Project.