National Museum of Nuclear Science & History
W. H. Seaman worked for the United States Engineer District Office.
Fred Saak served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Dr. Beyer worked at the 100-D Area at Hanford during the Manhattan Project.
Ole G. Landsverk was a member of the health physics team at the University of Chicago Metallurgical Laboratory during the Manhattan Project.
Alvin Graves (1909-1965) was an American physicist. Graves was invited to join the University of Chicago Metallurgical Laboratory and in 1942 he accepted the position and became a member of the Manhattan Project.
