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出典:Wikipedia
出典:『Wikipedia』 (2011/04/13 06:36 UTC 版)
Ralph Greenleaf (3 November 1899 in Monmouth, Illinois – 15 March 1950 in Philadelphia, Pennsylvania) was an American professional pool and carom billiards player, a twenty-time World Pocket Billiards Champion, whose ability and charisma dominated the sport during his heyday.
ralph greenleaf