National Museum of Nuclear Science & History
S. C. Welliever worked for the United States Engineer District Office.
Ken Foster joined the Dayton Project in July, 1948. He worked in an assay group at the Runnymeded Playhouse in Oakwood, where he conducted studies on the radiation properties of the polonium that was being manufactured there.
William “Willy” Higinbotham (1910-1994) was an American physicist. During the war, Higinbotham worked at Los Alamos as leader of the Electronics Group in the Weapon Physics Division.
Macguire worked in the 300 Area at Hanford during the Manhattan Project.