Boissier, Paul Understanding a Nautical Chart: A Practical Guide to Safe Navigation - 2nd ed. - Paul Boissier, 2018, - 198p. 30cm. ISBN: 9781912177073 Subjects--Topical Terms: Nautical ChartGPSRadar and RadioDepth and Evaluation Dewey Class. No.: 627.71 Id(084.3) BOI