National Museum of Nuclear Science & History
Olga Nelson was a staff worker at Los Alamos during the Manhattan Project.
J. B. Marcum worked for the Union Carbide & Carbon Corporation.
E. P. Epler worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Frank Alexander worked for Clinton Laboratories at the X-10 Reactor.
Winnie Webb worked for the J.A. Jones Construction Company.
