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Global positioning systems
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Laurie Collier Hillstrom |
Explores global positioning systems, tracing the history and scientific breakthroughs leading to their creation. |
OL17893210W |
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Wilderness navigation
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Bob Burns |
This best selling guide gives you a solid handle on the essential tools and proven techniques of top notch navigators. You will find the know-how to interpret maps, use a compass and altimeter, and n… |
OL1997598W |
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Cartes & boussole
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André Pelletier |
Lecture de cartes; orientation avec la boussole (déclinaison magnétique, principe de la boussole, les déplacements, etc); orientation sans boussole. |
OL21730788W |
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Tools of Navigation
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Rachel Dickinson |
Children will learn all about inventions: their inventors, the way they changed history, and their evolution over centuries, through the activities and anecdotes provided in this interactive series.T… |
OL5965254W |