National Museum of Nuclear Science & History
B. A. Howle served in the 509th Headquarters and Base Services Squadron.
Underwood worked at the 200 West Area at Hanford during the Manhattan Project.
George Kehl was a metallurgist and professor at Columbia University’s School of Mines. He worked at Los Alamos on the Manhattan Project.
Clyde Fiddler was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.