Towboat Crew Licensing : hearings before the United States House Committee on Merchant Marine and Fisheries, Subcommittee on Coast Guard, Coast and Geodetic Survey, and Navigation, Ninety-First Congress, first session, on Oct. 8, 9, 13, 14, Nov. 12, 13, 1969.

Committee Serial No. 91-16. Considers H.R. 13987 and related H.R. 14186, to require engineers of uninspected large towing vessels to be licensed by Coast Guard, to allow them to work no more than 12 hours per day, and to authorize DOT study of need for mandatory towing vessel inspections.