National Museum of Nuclear Science & History
Sherman Winters was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
V. N. Hacker worked for the J.A. Jones Construction Company.
George Maronde was a security guard at the University of Chicago Metallurgical Lab. He stood guard outside Stagg Field when Chicago Pile-1 went critical on December 2, 1942.
William Vatter was an American accounting scholar. Vatter was born in 1905 in Cincinnati. In his early years he hoped to be a musician, and he played the violin, viola, piano and French horn.
Clyde Stanley Shields was born on December 28, 1918 in Wichita, Kansas. After graduating from Mitchell High School in South Dakota, in May of 1936, Shields enlisted in the South Dakota National Guard.