National Museum of Nuclear Science & History
Howard Braasch was a laborer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
H. F. Zimmerman worked for the J.A. Jones Construction Company.
Donald Hurst worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Walter Goodman joined the Special Engineer Detachment at Los Alamos in 1943. Goodman worked as an electrical engineer on the implosion bomb with Manhattan Project scientists Luis Alvarez and Harold Agnew.
Attended Iowa State University.