National Museum of Nuclear Science & History
N.F. Bowman was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Marvin Martin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
H. F. Zimmerman worked for the J.A. Jones Construction Company.
Iral B. Johns (1902-1987) was an American chemist. An associate professor of chemistry at Iowa State University, Iral B.