In the Domesday Book, 1087, this district was taxed under the jurisdiction of Penkivell. Afterwards, upon the setting up the vicarage of Probus, it was concerted into that parish about the beginning of King Henry the Third’s days; for in the Inquisition of the Bishops of Lincoln and Winchester, into the value of Cornish Benefices, 1294, its superior or mother church was rated for it, as also the five chaplains for their salaries, that officiated in Probus, Cornelly, and Merthyr. It was endowed by the treasurer of the cathedral church of Exeter, which must be after that dignitary was first set up there, by William Brewar, Bishop thereof 1224. The patronage as aforesaid; the incumbent, Monsieur Baudree, a French Protestant; and the parish rated to the 4_s._ per pound Land Tax, 1696, temp. William III. £83. At Tre-saws-an, alias Tre-saus-an, id est, the Saxon town, or dwelling, a place heretofore pertaining to some Saxon, is the possession by lease of James Hals, Gent., granted him by his mother in the time of her widowhood, as parcel of the manor of Fentongollan, whereon she had power of leasing during her widowhood. He was a younger son of Sir Nicholas Hals, of Fentongollan, Knight, by Grace his wife, daughter of Sir John Arundell, of Talverne, Knight; and was first bred a soldier in Pendenis Castle, whereof his father was Governor, under King James I. and Charles I. Afterwards he was made lieutenant of his brother Captain William Hals, in the expedition of the Duke of Buckingham in the French war, at the Isle of Rhé and Rochelle. And after that war was over was sent with his said brother by King Charles I. with a foot company of soldiers to supply or reinforce the garrisons of the Barbadoes, St. Christopher’s, and Mountserat Islands in America, where he remained about seven years; and after his brother’s death, who died returning into England, Captain Ayleworth was displaced, and the said James Hals made Governor of Mountserat Island, by King Charles I.