Great Lakes Pilotage Bill : hearings before the United States House Committee on Merchant Marine and Fisheries, Subcommittee on Coast Guard, Coast and Geodetic Survey, and Navigation, Eighty-Sixth Congress, first session, on Apr. 22, May 19-21, 1959.

Considers H.R. 57, to require merchant vessels of 300 tons or more to have pilot for navigating vessel when in U.S. waters of Great Lakes and connecting tributaries and in St. Lawrence River east to Saint Regis.