National Museum of Nuclear Science & History
Joe Muskin worked for the Roane-Anderson Company.
Dana Mitchell was an American physicist. He was in charge of procurement for the physics department at Columbia University during the first year of the Manhattan Project.
Hollenbach worked at the 200 West 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.