Joseph A. Hornicak

Theodore Hall

Theodore “Ted” Hall (1925-1999) was an American physicist and an atomic spy who passed along detailed information about the implosion-type “Fat Man” bomb and several processes for purifying plutonium to the Soviet Union.

Joe Thompson

I. R. Kline

Kline worked for Stone and Webster Engineering Corporation.

B. G. Seitz

B. G. Seitz worked for the United States Engineer District Office.