National Museum of Nuclear Science & History
Zen B. Portwood worked for the J.A. Jones Construction Company.
Marilyn (Evans) Howe was a research assistant in the Technical Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Gilbert S. Frese served in the 320th Troop Carrier Squadron.
William Rahe worked for the Roane-Anderson Company.
