National Museum of Nuclear Science & History
Sineath Jr. worked at the 200 East Area at Hanford during the Manhattan Project.
Herbert G. “Mac” MacPherson (1911-1993) was an American nuclear engineer. MacPherson’s expertise on graphite made him a valuable consultant for the Manhattan Project.
Ida Cunningham was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Aaron Novick was a physical chemist at various Manhattan Project sites, including the University of Chicago, Hanford, Washington, and Los Alamos, New Mexico.