Grand River in the State of Missouri above the city of Brunswick, in the county of Chariton in said State, is declared to be not a navigable stream and shall be so treated by the Secretary of the Army and by all other authorities.
(Feb. 15, 1905, ch. 574, 33 Stat. 715; July 26, 1947, ch. 343, title II, § 205(a), 61 Stat. 501.)