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.
J. P. Angle worked for the J.A. Jones Construction Company.
Helene Stark was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.