National Museum of Nuclear Science & History
J. J. Donovan worked for the H. K. Ferguson Company.
R. J. Guthrie worked for the Watson-Flagg Engineering Company.
Stanley G. Thompson was an American chemist responsible for the bismuth phosphate separation process used in the production of plutonium at the Hanford site during the Manhattan Project.
J. W. Stein worked for the Union Carbide & Carbon Corporation.
