National Museum of Nuclear Science & History
H. R. Grady worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Williams worked at the 200 West Area at Hanford during the Manhattan Project.
Thomas Lauritsen was a Danish-born American physicist. His research focused on the nuclear spectroscopy of the light nuclei.
Nelson worked at the 300 Area at Hanford during the Manhattan Project.
Louis Oblich served in the Army at Los Alamos during the Manhattan Project.