Electronic navigation systems are extremely reliable but when they do fail onboard repair at sea is rarely possible. Also, their operation depends on a continuous supply of electricity. Should this fail they will stop and unexpectedly lacking the means of position finding, chart plotting and route planning how can the modern navigator continue their passage in a safe and seamanlike manner?This use...
Series: Wiley Nautical
Paperback: 200 pages
Publisher: Wiley; 1 edition (May 6, 2008)
Product Dimensions: 6.7 x 0.4 x 8.3 inches
Amazon Rank: 1631880
Format: PDF Text djvu book
reviews: In this well-illustrated book, Buchan presents a surprising variety of navigational methods a sailor can use when the GPS conks out or while adrift in the life boat. Buchan even shows you how to make the simple devices used by voyagers before the age...
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