Glengarry Boys' Brigade; namely Warrant Officers, Lieutenants and Brevet Captains. In 1932 Percy Sillitoe, the Chief Constable of the City of Glasgow Police, abolished the traditional custodian helmet and added a new feature to the peaked caps worn by his police officers. This new feature was a black and white chequered cap band based on the dicings seen on the glengarry headress of the Scottish regiments. The diced band, popularly known as the Sillitoe Tartan, later spread to police forces in Australia, New Zealand, and the rest of the United Kingdom, as well as to some other parts of the world,
City of Glasgow Police Turnbull Street opened as Headquarters of the Glasgow Police on 23 March 1906. On 5 November 1912, by Act of Parliament, the boundaries of the City were again extended and the force merged with the Govan and Partick Burgh Police. In the First World War 300 Glasgow police officers enlisted in the Armed Forces. As a result, the force employed 400 temporary Constables and increased the Special Constabulary to 3000 to guard strategic buildings and factories within the City. In 1915, the Chief Constable ordered policemen to desist from enlisting in the Armed Forces due to the depletion of the