National Museum of Nuclear Science & History
Appears in the 1944 Hanford Telephone Directory as “Petersen” and the 1945 Directory as “Peterson”.
John C. Pennock attended Cornell University, where he studied engineering. He was a member of the Special Engineer Detachment at Oak Ridge, where he worked as a technical engineer at the K-25 Plant.
Ray worked at the 100-F area at Hanford during the Manhattan Project.
John Bray worked for the Tennessee Eastman Corporation at the Y-12 Plant.