Hi Everyone,   In the late 70's my Dad and I built a medium sized layout in a static caravan. It was the most ambitious of a string of layouts that had started back in the 60's with a classic tight oval on a board. I have just found some photos of that last layout and they provide a window into times past and what might have been.   Sadly, the layout was never finished, partly because of technical problems but also because we were both getting interested in other things: Comp