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National Museum of Nuclear Science & History

Related Profiles

Henry Zayatz

Los Alamos, NM

John C. Hansen

Tinian Island

John C. Hansen served as a Master Sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Laggin’ Dragon.

Joseph J. Babich

Los Alamos, NM

Herbert G. “Mac” MacPherson

Chicago, IL

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.