KALS W S <br/><br/>
Land navigation handbook :  the Sierra Club guide to map, compass and GPS / 
W S Kals 
 - 2nd ed. 
 - San Francisco :  Sierra Club Books,  2005 
 - 239 p. 
<br/><br/> Detailed guide to printed and digital maps and map reading together with advice on choosing and using compasses and hand held GPS units. Also covers celestial navigation, orienteering, with a section on problem solving. 
<br/><br/><label>ISBN: </label>1578051223 (pbk) :  16.95 USD 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ORIENTEERING<br/>MAP READING<br/>GPS<br/>NAVIGATION