National Museum of Nuclear Science & History
Zen B. Portwood worked for the J.A. Jones Construction Company.
C. J. Meyer worked for the Roane-Anderson Company.
Leonard Orr served in the 1395th Military Police Company, Aviation.
A. M. Koerner worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
