National Museum of Nuclear Science & History
J. P. Hogan worked for Hanley & Company.
John Henry Manley (1907-1990) was an American physicist. Manley worked on the Manhattan Project almost from its beginning, starting at the Metallurgical Lab at the University of Chicago.
John H. Hubeny, Jr. served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Strange Cargo.