National Museum of Nuclear Science & History
R. R. Wischmeyer worked for the Midwest Piping and Supply Company.
Matthew A. Guszak served in the 1395th Miliary Police Company, Aviation.
Frank J. Brady served in the 320th Troop Carrier Squadron.
Gertrude Nissenbaum was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.