National Museum of Nuclear Science & History
Ed Zeigler worked for the United States Engineer District Office.
J. E. Whedbee worked for the Edenfield Electric Company.
Jack L. Callan was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
James C. “Jim” Keck (1924-2010) was an American physicist. Keck was considered such an outstanding student of physics at Cornell that he was drafted into the Army Special Engineering Detachment (SED), after his sophomore year.