TY - BOOK AU - Nelson,Stewart B. ED - United States. TI - Oceanographic ships, fore and aft, U1 - 551.46 PY - 1971/// CY - Washington, D.C. PB - United States Office of the Oceanographer of the Navy. KW - Oceanography KW - Research ships N1 - At head of title: Office of the Oceanographer of the Navy; Bibliography: p. 229-231 ER -