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
Tim Harding (chess player) with his thesis on correspondence chess in Britain and Ireland, 1824–1914. He is credited with coining the name Frankenstein–Dracula Variation in his 1975 Vienna Game book. CDs: Tim Harding (chess player) Timothy David (Tim) Harding (born 6 May 1948 in London) is a chess player and author with particular expertise in correspondence chess. He published a correspondence chess magazine "Chess Mail" from 1996 to 2006 and authored "The Kibitzer", a ChessCafe.com column from 1996 until 2015. In 2002, he was awarded the title Senior International Master of Correspondence Chess by the International Correspondence Chess Federation. Harding has lived in Dublin