The sea / Leonard Engel and the editors of Life. Life (Chicago, Ill.) Engel, Leonard 1916-1964. Oceanography. Marine biology. GC21 .E5 1963 574.92 ENS Includes bibliographical references and index. Discusses the topography of the ocean bottom, currents, waves, tides, marine life, sharks and other sea creatures dangerous to man, sea mammals, and man's methods for learning about the sea. New York : Time inc, c1963. c1963. 1963 Text 190 p. : eng Life nature library ;