The identification of the man who represented the duchy of Cornwall borough of Helston in the autumn Parliament of 1449 presents some difficulties, not least since his name was a common one.
If Newton was an outsider, it is likely that he was one of several south-western MPs in the Parliament of November 1449 who were connected with Thomas Courtenay, earl of Devon. A man of this name, a mason from the Courtenay manor of Coliton, was in the earl’s retinue at the sacking of the house of William, Lord Bonville*, at Shute in December 1455,
