National Museum of Nuclear Science & History
Margaret Hoffarth was born in Colorado and moved west with her parents, traveling to Idaho in a wagon train.
John R. Leary Jr. was an American chemical engineer. He worked as a Shift Supervisor at the X-10 Plant, and as a research chemist in Building 205, at Oak Ridge.
L. G. Ahrens worked in the 100-B Area at Hanford during the Manhattan Project.
