National Museum of Nuclear Science & History
O’Connell worked in the 200 West Area at Hanford during the Manhattan Project.
Geiger worked in the United States Engineer District Office.
Thomas Puddester was a staff worker at Los Alamos during the Manhattan Project.
H. J. Mack worked for the Edenfield Electric Company.
C. L. Scharfe worked for the Comstock-Bryant Electric Company.