Here is a free copy on the web in PDF format:

http://www.marineplanner.com/bowditch/bowditch.cfm

Dave
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Ferg wrote:

"brian carter" wrote in message
...

here the link.

http://pollux.nss.nima.mil/pubs/pubs...s.html?rid=187


Cool. Thanks, I just burned my own CD copy.

John.