John E. Mikkali

William S. Cowart, Jr.

William Cowart was a design engineer with the Special Engineering Detachment for the Manhattan Project at Los Alamos, New Mexico.

C. A. Bergan

Oak Ridge, TN

Bergan worked in the United States Engineer District Office.

Ralph Carlisle Smith

Los Alamos, NM

Ralph Carlisle Smith was born in 1910 in New York. He co-authored Project Y: The Los Alamos Story, with David Hawkins and Edith Truslow.

Fred Vogel was an American chemical engineer who worked at Los Alamos during the Manhattan Project. Vogel studied at Lehigh University in Pennsylvania and later worked as Chief Engineer for the Cornell Machine Company and for the Centaur Machine Company.

Electrical EngineerX-10 Graphite Reactor

Oak Ridge, TN

EngineerManhattan Project VeteranMilitary VeteranSpecial Engineer Detachment

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