A collection made by Thomas Pennant of printed material, press cuttings, etc., relating to the trial, 1783-1784, of William Davies Shipley, dean of St. Asaph, for seditious libel. It includes Sir William Jones: The Principles of Government in a Dialogue between a Gentleman and a Farmer ...; A Sequel to Sir William Jones's Pamphlet on the Principles of Government, in a Dialogue between a Freeholder in the County of Denbigh, and the Dean of Glocester ... (Gloucester,1784); The Proceedings in the Cause of the King against the Dean of St. Asaph, ... for a Libel, at the Great Session held at Wrexham ... on Monday, September the First, 1783 ... (Printed ... by the Society for Constitutional Information), with notes by Thomas Pennant; The Whole of the Proceedings at the Issues at Shrewsbury ... against the Dean of St. Asaph, 1784; and a copy of a print- 'The Triumph of Turbulence or Mother Cambria possessed' - satirizing the rejoicing in Wales on Shipley's return after his acquittal.