X/NWQU/182
ONE FILE including: letter, 1906, of Howell S. Williams re the importation of foreign slates; letters re the conditions of work, wages etc. at Drws y Coed Coppermines, and Aberllefni, Pantdreiniog (Bethesda), Blaenau Ffestiniog U.D.C.; papers re National Service and other papers re wages, contracts for slate etc., with other miscellaneous papers.