twiggles:
Alum Tunnel
twiggles:
Sandsend Cement Works and Kilns
twiggles:
Mulgrave Woods Felling
twiggles:
Sandsend Alum House
twiggles:
Sandsend Alum House
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Gaytress Quarry Cement Mine
twiggles:
Sandsend Alum House
twiggles:
Sandsend Alum House