Operating differential subsidy buy-out : hearing before the Subcommittee on Merchant Marine of the Committee on Commerce, Science, and Transportation, United States Senate, 98th Congress, 2nd session on ..., June 28, 1984

Puerto Rico passenger ships : hearing before the Subcommittee on Merchant Marine of the Committee on Commerce, Science, and Transportatoin, United States Senate, 98th Congress, 2nd session on H.R. 89 to permit the transportation of passengers between Puerto Rico and other United States ports on foreign flag vessels when United States flag service for such transportation is not available, August 3, ...

(1984)

Cargo preference : hearings before the Subcommittee on Merchant Marine of the Committee on Commerce, Science, and Transportation, United States Senate, 98th Congress, 1st session ...

(1984)

Cargo preference laws : hearing before the Subcommittee on Merchant Marine of the Committee on Commerce, Science, and Transportation, United States Senate, 99th Congress, 1st session on S. 664, to facilitate the competitiveness of exports of United States agricultural commodities, May 6, 1985

(1985)