In July 2017 I moved house and was able to build a new layout, keeping to the same theme as written below but bigger. Pages 1 to 19 are about Sheffield Exchange Mk1 which was fun to operate and if like me at the time you don't have much room by all means copy it and enjoy running it. From page 19 the waffle switches to the adventures of building Sheffield Exchange Mk2, please join in and enjoy toy trains, fun and music.   In a land far from Essex where miners had blacked faces and the