Cue sports playing nine-ball. Snooker balls are smaller than American-style pool balls with a diameter of 52.5 mm ( in), and come in sets of 22 (15 reds, 6 "", and a cue ball). English billiard balls are the same size as snooker balls and come in sets of three balls (two cue balls and a red, an object ball). Other games, such as bumper pool, have custom ball sets. Billiard balls have been made from many different materials since the start of the game, including clay, bakelite, celluloid, crystallite, ivory, plastic, steel and wood. The dominant material from 1627 until the
1952 World Snooker Championship scored one of the early snooker maximum breaks in a practice frame at the Beaufort Club in London. An official of the BACC later examined the table and found it slightly over the standard size and so the break was not accepted as official. At the time Joe Davis held the record for the highest official break of 146. Lindrum did not play in the 1951/1952 News of the World Snooker Tournament, his last competitive tournament being the 1951 World Snooker Championship. In that championship he had lost to Walter Donaldson in the semi-final, Donaldson taking a winning 36–25 lead