https://www.3cushionbilliards.com/rules/106-official-us-billiard-association-rules-of-play
Official US Billiard Association Rules of Play
UNITED STATES BILLIARD ASSOCIATION THREE-CUSHION RULES Revised April 6,2009 All USBA tournaments will be governed by the following rules. 1. All USBA tournaments will be governed by the following rules. 2. A three-cushion billiard is valid and is a count o
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