National Museum of Nuclear Science & History
A. M. Hartman worked for the Roane-Anderson Company.
Henry P. Blake served in the 1st Ordnance Squadron.
G. W. Toncray worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Henry worked at the 300 Area at Hanford during the Manhattan Project.
Graham worked at the 300 Area at Hanford during the Manhattan Project.