$38.00
by David Burch This book covers how to find position at sea from timed sextant sights of the sun, moon, stars, and planets plus other routine and special procedures of safe, efficient offshore navigation. Includes clear explanations of how it...
$38.00
by David Burch Electronic charting benefits all mariners, professional and recreational, large vessels and small, power and sail, racing and cruising. The unique information in this book should help mariners in any of these categories master the use of ENCs...
$15.95
For decades, the maneuvering board chart has been a mainstay for solving relative motion problems. The bearing and distance marks from the center, and the convenient scales at the sides allow quick and easy plotting of course and speed vectors....
$48.00
by David Burch A new, comprehensive text on how to take weather into account for the planning and navigation of voyages, local or global, using the latest technologies as well as the time-honored skills of maritime tradition, so that your...