National Museum of Nuclear Science & History
A.C. Tregillus was a procurement chief at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Edward worked at Los Alamos during the Manhattan Project.
Daniel Lasovick was a scientist at Los Alamos during the Manhattan Project. After the war, Lasovick turned down an offer to go to the University of California, Berkeley with the Atomic Energy Commission to enter private industry.