National Museum of Nuclear Science & History
Alan Upson Seybolt was a metallurgist who worked at Los Alamos during the Manhattan Project. Seybolt married Dorothea “Dot” Hoover Seybolt, and the couple had two sons.
Opal MacDonald was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. J. Fritz worked for the Union Carbide & Carbon Corporation.
Dreeszan worked in the United States Engineer District Office.
