National Museum of Nuclear Science & History
H. P. Graves worked in the United States Engineer District Office.
L. Krug worked in the Instrument Section at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
J. S. Gehrken served in the 390th Air Service Group.
Albert J. Williams served in the 320th Troop Carrier Squadron.
C. W. Hicks worked for the Roane-Anderson Company.
