Chess clock Chess clock A chess clock consists of two adjacent clocks with buttons to stop one clock while starting the other, so that the two clocks never run simultaneously. Chess clocks are used in chess and other two-player games where the players move in turn. The purpose is to keep track of the total time each player takes for their own moves, and ensure that neither player overly delays the game. Chess clocks were first used extensively in tournament chess, and are often called game clocks. The first time that game clocks were used in a chess tournament was in the
William Lewis (chess player) William Lewis (chess player) William Lewis (1787–1870) was an English chess player and author, nowadays best known for the Lewis Countergambit and for being the first player ever to be described as a Grandmaster of the game. Born in Birmingham, William Lewis moved as a young man to London where he worked for a merchant for a short period. He became a student of chess player Jacob Sarratt, but in later years he showed himself to be rather ungrateful towards his teacher. Although he considered Sarratt's "Treatise on the Game of Chess" (1808) a "poorly written book", in 1822 Lewis