Llechwedd Slate Caverns By Ivor Wynne Jones Books / Paperback Transportation › Railroads Publisher: Quarry Tours Ltd., January 1976 Price $12.51 Free Shipping Send to a friend Used - Very Good Very Good condition. (Mines, Wales) $12.51 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.