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Old 30th March 2008, 03:47 AM   #7
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More links on same site that explains more ...

http://www.peterman.dk/windsurf-sejl...er01-780gb.htm

http://www.peterman.dk/mast-imcs-formulas.htm

http://www.peterman.dk/mast-imcs-comments.htm

SRLL.
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