Blackball (pool) number "8" (a holdover from kelly pool), though numberless variants are not unknown. British pool tables come in 6 × 3 foot (1.8 × 0.9 m) or 7 × 3.5 ft (2.12 × 1.06 m) varieties, with 7 feet being the regulation size for league play. The table has pockets just larger than the balls and rounded, as in the game of snooker, whereas the international-style (or "American-style") table has pockets significantly wider, with pointed . Tournament rules may require the presence of more than one type of (mechanical bridge), as in snooker. There are two competing standards bodies that
Walter Donaldson (snooker player) of the World Snooker Tournament (21–16), before finishing 3rd of 5 players in the final table. Earlier in the same tournament he defeated Joe Davis, also by 21–16, but had received 14 start. He did however make the highest break of the season – 141. Later in life he converted his snooker room into a cowshed, breaking up the slates from the table to make a path, and died soon after snooker began its modern resurgence. His name could be found on series of snooker cues on sale until the late sixties and he was featured in the Joe Davis