Springhill (Pit No.1) and Springhill (Pit No.2) at Sprighill, and another between Busbiehill and Warwickhill. These were all served by standard gauge mineral railway lines, criss-crossing the countryside; they all now lifted, with only a few embankments left to indicate their original course. The Thorntoun colliery beside Holme farm had a miner's row and a railway which ran over several wooden bridges down to join the surviving railway through Gatehead at Holm ley, close to the Laigh Milton viaduct. In 1860 numerous old and current coal pits dotted the area. The bing of Springhill (Pit No.3) still lies close to Springside in the field that may have been the Thorntoun deer park. Miscellaneous and Trivia Strawhorn states in 1951 that a fair number of inhabitants are of Cornish extraction, having been brought up here to break a coal workers strike in the 1880s. The road running down to Springside is known as the 'Thorntoun Brae' and on the left, just before Thorntoun bridge over the Garrier Burn was the local curling pond, clearly marked on the 1911 OS map A mill-wand was the rounded piece of wood acting as an axle with which several people would role a millstone form the quarry to the mill and to permit this the width of some early roads was set at a 'mill-wand breadth'. The nearest mills to Thorntoun were those at Busbie beside Crosshouse and Laigh Milton mill, where the building, weir and part of the wheel still exist (2007). Margaret Muir, was the spouse of Frederick Cunninghame, a merchant in Kilmarnock. She died on 17 March 1685 and could therefore have been a daughter of James Mure and Janet Naper. One of the bells in St Giles Cathedral in Edinburgh is inscribed "Archibald Mure, Thorntoun, Lord Provost" In 1902 a Mrs. Margaret Sturrock, née Finnie was living at Thorntoun House. A Trig point at the walled garden marks a height of elevation above sea level. Letters survive in the National Archives of Scotland concerning the imprisonment of Margaret Cuninghame at Lucca in Tuscany, Italy for evangelical teaching, 1853-1854. The Cuninghames of Thorntoun & Caddel held title to lands in Ayr and tenements in Glasgow, 1573–1836, including, tacks of lands in Stirling. The estate factors' accounts of Caddell and Thorntoun, survive for the period 1700-1947. Thorntoun house may have been demolished in 1947. Sir Philip Bourchier Sherard Wrey stood for election to