Ce beau livre nous raconte les heurs et malheurs des navigateurs et des explorateurs, les premiers s’aventurant sur les mers lointaines, les seconds jusqu’aux régions polaires, tous munis de l’indispensable boussole. Il nous apprend aussi comment, à la fin du XIXe siècle, alors que les navires sont construits en fer, les savants se mobilisent pour rendre sa « vertu » à la boussole marine accusée de perdre le nord !
About the Author - Cliff Jacobson is the author of five books on camping and canoeing related topics . He has a summer outfitting company and takes extensive summer canoe trips into remote areas of Canada . He resides in Hastings , MN .
A short guide on navigation techniques.
Land Navigation: Routefinding with Map & Compass
In this revised second edition of his classic 'Basic Essentials: Map and Compass, ' you'll discover techniques for choosing and using the right type of compass, reading and understanding contour lines and other map features, plotting a ...
Explains what information may be found on a map, how to use a map with a compass and how to make simple maps and plans.