Leonard Michaelson

W. L. Mavity

N. J. Johnson

N. J. Johnson worked for Hanley & Company.

Charles C. Lauritsen

Charles C. Lauritsen was a Danish-born American physicist. Lauritsen and his wife Sigrid and son Thomas emigrated to the United States in 1916.

Dellis Caho

Dellis Caho was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.