National Museum of Nuclear Science & History
R. B. Jacobs worked for the Kellex Corporation at the K-25 Plant.
Andrew Walker was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Walter Lodge worked for the United States Engineer District Office.
Andrew A. Brown served as a sergeant in the 393rd Bombardment Squadron.
W. R. Teckentien served 390th Air Service Group.