93625 Penrhyn Slate Quarries, c.1840
PENRHYN SLATE QUARRIES, CARNARVONSHIRE. An interesting uncoloured lithograph view of the quarries being worked.No publisher's name. Probably Catherall or Seacombe of Chester. 10 3/4 x 7 inches. 1/4 inch blank margins and slightly less beneath the title. Two slight creases across the bottom right hand side corner.