Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

August “Gus” Knuth was a millwright and carpenter who helped construct Chicago Pile-1. He was present on December 2, 1942 when the pile went critical in the first self-sustaining chain reaction in history.

Related Profiles

P. Moroz

T-Plant/200 Areas

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

Margaret Upshaw

Los Alamos, NM

Fred H. Fain

Oak Ridge, TN

Fain worked in the United States Engineer District Office.

Leola G. Reitz

Chicago, IL

Leola Reitz was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.