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.
August “Gus” Knuth
MillwrightChicago, IL
Manhattan Project VeteranProject Worker/Staff
Listen to August “Gus” Knuth's Oral History on Voices of the Manhattan Project