C. W. Hammond

A. Schwiebert

A. Schwiebert worked for the Roane-Anderson Company.

Julius “Osty” Ostapowicz

Julius “Osty” Ostspowicz was a glassblower in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.

John L. Tucker

John Tucker worked for the United States Engineer District Office.

Frank D. Fancher