National Museum of Nuclear Science & History
Neal Vance was a staff worker at Los Alamos during the Manhattan Project.
James R. Taylor Jr. served in the 393rd Bombardment Squadron.
Ruth Rhoades was an associate biologist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Norene Mann was a secretary at the University of Chicago Met Lab. She worked for Nobel laureate James Franck, but often also acted as a secretary for Leo Szilard.
Born in 1903 in Baltimore, Mackie studied civil engineering at Union College in Schenectady, New York.