 This required considerable quantities of coal, and this formed the largest demand for coal at this early date.While at the earliest date, it was possible to extract coal close to the salt pans, these deposits were soon worked out and coal had to be transported in from a more remote location.The landowner, the Earl of Winton, supported the Old Pretender in the Jacobite Rebellion of 1715 and as a result his estates were forfeit to the Crown.