Engel, Leonard, 1916-1964. The sea, by Leonard Engel and the editors of Life. - New York, Time, inc., 1961. - 190 p. illus. 28 cm. - Life nature library . Includes bibliography. LCCN: 61015324 Subjects--Topical Terms: Oceanography.Marine biology. LC Class. No.: GC21 / .E5