[sailing] The International Rule, also known as the Metre Rule, was created for the measuring and rating of yachts to allow different designs of yacht to race together under a handicap system. Prior to the ratification of the International Rule in 1907, countries raced yachts under the own national rules and international competition was al...
Found on
http://en.wikipedia.org/wiki/International_Rule_(sailing)
(from the article `rating rule`) Metric classes were created by the International Rule, adopted in 1906, which was more complex than the Universal Rule but retained many of its ...
Found on
http://www.britannica.com/eb/a-z/i/32
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