| Description | Vellum-bound book bearing on the outside cover the following inscription = "John Roberts Book July 27, 1747, Glanclwyd Aberwhiler in the County of Denbigh" and containing copies of letters from Edward Bridge, chief agent of Sir Robert Salusbury Cotton of Lleweni. The letters which are written between 1746 and 1748 are mainly addressed to members of the Salusbury Cotton family and are concerned largely with estate matters, although there are, beside, frequent references in them to an iron smelting concern and wire works at Greenfield |