National Museum of Nuclear Science & History
C. L. McCallum worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Waldemar Nielsen (1917-2005) worked on the postwar surveys of Hiroshima and Nagasaki in Japan. Nielsen was born in Greensburg, Pennsylvania.
Hawley worked at the 300 Area at Hanford during the Manhattan Project.
Tabasinske worked at the 300 Area at Hanford during the Manhattan Project.
W. H. MacDonald worked for the Union Carbide & Carbon Corporation.
