National Museum of Nuclear Science & History
J. B. Mullins worked for the J.A. Jones Construction Company.
John Leahy worked for the United States Engineer District Office.
R. G. Humphries worked for the United States Engineer District Office.
E. H. Douglas worked at the 300 Area at Hanford during the Manhattan Project.
W. R. McCauley, Jr. worked for the United States Engineer District Office.
