TY - BOOK AU - Gumtz,Garth D. AU - Jordan,David M. AU - Waller,Roibert TI - Characterization of vessel wastes in Duluth superior harbor U1 - 343.730965 PY - 1975/// CY - Washington, D.C. PB - U.S. Government Printing Office KW - Ships KW - Safety regulations KW - United States KW - Law and legislation ER -