John F. Harbin

John M. Vegh

In a communication to Stone & Webster Engineering Corporation, General Leslie Groves gave instruction to discontinue work on the Y-12 Alpha 1 4-J unit, and, authorized Westinghouse Electric Corporation to hire additional draftsmen to accelerate the Y-12 Alpha 2 30-J uranium enrichment program at Oak Ridge, TN.

David McDonald

 McDonald worked in the 200 West Area at Hanford during the Manhattan Project.

Bertha W. Pearson

Harry E. Drake