Agreement Agreement between William Roberts of Aberach, co. Caernarvon, yeoman, and John Prichard of the same, mason whereby W.R leases to J.P. during his will and pleasure a piece of ground behind W.R's house and adjoining to the churchyard of Aberach, which is the property of William Vaughan of Plas Hen, esq. Rent; ls. p.a. 29 September 1759