Langeraar, W., 1915- Surveying and charting of the seas W. Langeraar - Amsterdam Elsevier North-Holland 1984 - xvii, 612 p. ill. 26 cm - Elsevier oceanography series 37 . Includes index Bibliography: p. 591-603 LCCN: 83-25286 Subjects--Topical Terms: Nautical chartsCartography