GPS Made Easy [ISBN: 1 871890 89 6]

If you travel far from the beaten path or in regions without obvious points of reference, GPS can be a tremendous source of security.  Letham's book can explain how to make the most of that global navigation system.

This book is for you if:

• You work in remote, featureless area
• You sea kayak or canoe wilderness rivers
• You ski, climb or hike above the tree line
• You explore in deserts or polar regions
• You go any place where navigation is tricky.