National Museum of Nuclear Science & History
Gudgeon worked for Stone and Webster Engineering Corporation.
Rolland Perry was a staff worker at Los Alamos during the Manhattan Project.
Dr. Alexander Langsdorf (1912-1996) was an American physicist who worked under Enrico Fermi at the University of Chicago.
Frank V. Kowalski served in the 1027th Air Material Squadron.
A. B. Kincaid worked for the Roane-Anderson Company.
