SeaRef Marine Reference CD
 

If you use a PC onboard or for planning, you may find this very useful
and an excellent value.

SeaRef is a CD collection of practical reference information for
mariners presented in a convenient self contained website format. It
offers over 50 quick reference pages on Navigation, Communications,
Safety, and Weather, plus 25 marine calculators, and a complete library
of marine publications from NOAA, NIMA, USCG, and other government
sources. Also includes links to real-time weather reports and totally
free marine software downloads (GPS/AIS Chart Plotter, Waypoint
Manager, Weather Fax, Global Tides, and More). Publications include the
latest versions of US Coast Pilots, Sailing Directions for Canada,
Mexico, and the Caribbean, Light Lists, Medical Guide, and much more.

For complete information see: http://search.ebay.com/SeaRef
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Dan Podell