Interior of the mining part of Carreg Mowyn where the lead ore is principally carried in boats through narrow level communications branching from the mines Type Item Uploaded by Llyfrgell Genedlaethol Cymru / The National Library of Wales
Snailbeach mine, Minsterley (Salop) Type Item Uploaded by Llyfrgell Genedlaethol Cymru / The National Library of Wales
The journal of Elizabeth Baker, Dolgellau, 1779-1782, folio 1r [image 1 of 138] Type Item Uploaded by Gathering The Jewels
Accounts of Joshua Edisbury of Erddig for lead works at Trelogan, Flintshire, 1696-1701 [front cover, image 1 of 40] Type Item Uploaded by Gathering The Jewels
