C. M. Harrah

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

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Jack L. Callan was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Thomas F. Costa served as a 1st lieutenant in the 393rd Bombardment Squadron. He was the bombardier regularly assigned to the B-29 Some Punkins.

Attended the University of Pittsburgh.

Carroll “Red” Gordon (1919-2008) was a machinist at Los Alamos during the Manhattan Project. Gordon was born in Topeka, Kansas on May 15, 1919.