National Museum of Nuclear Science & History
A. J. MacDonald worked for the Union Carbide & Carbon Corporation.
J. H. Leppert worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Frances "Fran" Carroll worked as an operator, supervisor, and research assistant in the Columbia University Laboratory and at Oak Ridge, Tennessee.
Briggs worked at the 100-D Area at Hanford during the Manhattan Project.
