Melville Heideman

F. A. Lehmann

F. A. Lehmann worked for the Tennessee Eastman Corporation at the Y-12 Plant.

William L. Holland

Jack Walz

Jack Walz served in the First Ordnance Squadron.

Alfred O. Hanson

Alfred Hanson (1914-2005) was an American physicist. Alfred Hanson came to the Manhattan Project from the University of Wisconsin where he had recently completed his doctoral work, studying the Van de Graaf “long tank” accelerator.