Check (pattern) a board used for playing checkers and chess, and in heraldry. The check pattern has a number of symbolic meanings. In auto racing, the chequered flag is displayed at the finishing line to signal that the race has finished. It originates from the "checkers" who watched the finishing line and checked when cars had finished the race. They began using chequered flags to identify themselves. In some countries, the check pattern has become a symbol of the police. Known as "Sillitoe Tartan", it was first used in Glasgow in the 1930s and was inspired by a pattern worn by some
Glasgow Police Pipe Band for its quality. It wore a tartan designed by the Chief Constable, and played two concerts annually to raise funds. Govan was annexed into Glasgow along with Partick in 1912, and the band became the City of Glasgow Police Pipe Band. In 1913 William Gray, a Gold Medal winner, replaced Hutcheon as pipe major, and the tartan was also replaced with the Royal Stewart. The band won its first World Championship in 1920, but due to Gray's focus on events other than competition the next time the band won the Worlds was 1936. Gray was succeeded in 1932 by John