Tilghman's Patent Sand Blast Co Table Incline, Dinorwic Australia mill Dinorwic blondin Saddlestone mill Dinorwic A bit of Dinorwic Caban Toppled Slate ropeway Ynysypandy slab mill Dinorwic top incline Penrhyn Quarries Slate remains Australia Mill A face at the window Whites of Widnes Bwlch-y-Slaters Slate world Ropeway remains Slate roofs Table incline Kirkstone Green Slate Quarries Coniston ropeway Slate saw Rails across the void Compressor Table incline Saw tables Killaloe Slate Quarries Coats Blondin winder Compressor Dinorwig Remote and abandoned Ynysypandy Ynys y Pandy Slate Mill B/W Ynysypandy slab mill Prince of Wales Quarry Prince of Wales Quarry 2