Constitutions of the Honourable Society of Cymmrodorion in London. Begun in the month of September, 1751. [electronic resource] : Revised, unanimously approved and confirmed, by the Honourable the chief president, and all the other officers and members, in full assembly, at their general monthly meeting, at the London-Stone Tavern in Cannon-Street, April 4, 1753; at the Half-Moon Tavern in Cheapside, May [7], 1755; and at the Queen's Arms Tavern in St. Paul's Churchyard, the first day of October, 1777.