The color yellow indicates documents held in other manuscript collections at the MHS, public and private repositories, or the collections of private owners.
Related letters: John Rodgers (Pres. of Navy Board) to Cathcart and James Hutton, 6 Aug. 1819; Cathcart to James Madison, 18 Sept. 1821; and Rodgers to Cathcart, 9 June 1819.