During August I paid to visits to the Dinorwic Quarry Workshops at Gilfach Ddu for the first time in many years and took quite a few photos which I have posted on line at:
http://jhlphotography.smugmug.com/Industrial-Archaeology/Dinorwic-Quarry-and-National-S/ Having visited the sanitised museum part of the quarry I hope in the not too distant future to return and look at the rest of the quarry and hope to add to this gallery in due course as there seems so much to see having looked at the various photos posted here and around the internet.
John