John D. Hoffman

J. H. Leebens

J. H. Leebens worked for the J.A. Jones Construction Company.

Frank Oppenheimer

Frank Oppenheimer (1912-1985) was an American particle physicist. In 1941, Oppenheimer began work at the University of California Radiation Laboratory, where he was a group leader in uranium isotope separation under Ernest Lawrence.

P. D. Brown

Josephine Minch

Josephine Minch was a research assistant in physics at the University of Chicago Met Lab.