March 2, 1819 (admission of Alabama into the Union) April 14, 1820 (Mississippi River and tributaries, including the Ohio). March 3, 1821 (Thames River, Conn.) March 3, 1821 (Isles of Shoals (Gosport Harbor) and Portsmouth Har- April 20, 1822 (tonnage duties) May 7, 1822 (Isles of Shoals (Gosport Harbor), N. H., and Delaware Break- 24, 25 March 3, 1823 (Gloucester and Annisquam harbors, Mass., and Erie Har- 3 April 30, 1830 (Saugatuck River, Conn., and La Plaisance Bay, Mich.).... May 31, 1830 (examinations and surveys, including canal across Florida). September 4, 1841 (proceeds of sales of certain public lands) September 9, 1841 (St. Augustine Harbor, Fla., surveys, etc.) February 24, 1843 (Baltimore Harbor, Md.).. March 1, 1843 (Albemarle Sound to the Atlantic, and Mississippi River |