Melvin G. Hopkins

Joseph C. Macguire

Macguire worked in the 300 Area at Hanford during the Manhattan Project.

Charles A. Smith

Harry Sirabian

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.