Ocean Passages for the World / - 4th ed. - Taunton : Hydrographer of the Navy, 1987 - 314 p., [7] folded leaves of plates : col. ill., maps ; 30 cm. - N.P. ; 136 . Subjects--Topical Terms: Pilot guides.Trade routes. Dewey Class. No.: 623.8922 / Oc2