National Museum of Nuclear Science & History
R. J. Guthrie worked for the Watson-Flagg Engineering Company.
George A. Ullrich was a chemist who performed analytical research at Clinton Laboratories in Oak Ridge, TN during the Manhattan Project.
Hanisch worked at the 300 Area at Hanford during the Manhattan Project.
J. L. Frye worked for the Roane-Anderson Company.
Tomlinson worked at the 100-D Area at Hanford during the Manhattan Project.