J. G. Bradley

H. J. Sykes

Sykes worked for Stone and Webster Engineering Corporation.

Bartholomew B. Rivers

Bartholomew "Bart" Rivers was an instrument technician at the Hanford, Washington facility from 1943 through the end of the war.

J. E. Willard

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

A. E. Harmon