National Museum of Nuclear Science & History
Crenner worked at the 300 Area at Hanford during the Manhattan Project.
Elbert Lowdermilk owned and operated the construction company that connected the Los Alamos laboratory to the rest of the country throughout World War II.
Edward C. Sullivan worked for the Tennessee Eastman Corporation at the Y-12 Plant. After the war, he worked on the first rockets for North American Aviation, later Rocketdyne.