J. M. Hawes

Nina H. Perkins

Nina Perkins worked for the Roane-Anderson Company.

Arnold “Ace” Grubbe

Arnold Grubbe (1904-2002) was an engineer working for the civilian contractor Crane Company in Oak Ridge, Tennessee.

H. F. Crenner

Crenner worked at the 300 Area at Hanford during the Manhattan Project. 

John Gilford Hicks, Jr.