Wilfred M. Sumner

Philip Grant Koontz

Philip G. Koontz was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Bruce Garner

Garner worked for Stone and Webster Engineering Corporation.

James L. Rowe

Frank V. Laska

Laska worked in the 200 East Area at Hanford during the Manhattan Project.