Karl P. Somers

William H. Hartwig

H. L. Roland

H. L. Roland worked for the Midwest Piping and Supply Company.

William Hinch

William Hinch was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

E. E. Bays

E. E. Bays worked for the Tennessee Eastman Corporation at the Y-12 Plant.