Correspondence, accounts, reports and other papers relating to Sir W.W. Wynn's mines in Montgomeryshire and Merionethshire

Scope and Content

including items relating to Dylife, Cyfartha, Llanerchyaur, Nant Iago, Snow Brook, Girfron, Trawsfynydd, Esgair Evan, and Rhoswyddol with many letters from John Taylor.