Author, "Title," Page or Date. Richard G. Colbert papers, MSC 30, Box number, Folder number. Naval Historical Collection, U.S. Naval War College, Newport, R.I.
Author, "Title," Page or Date. Richard G. Colbert papers, MSC 30, Box number, Folder number. Naval Historical Collection, U.S. Naval War College, Newport, R.I. https://www.usnwcarchives.org/repositories/2/resources/29 Accessed January 18, 2021.