A number of factors have led to me considering the possibility of producing a simple and small shunting puzzle layout to keep me entertained, be able to operate at home and possibly exhibit without the need for such a large operating crew and logistics. Firstly, I do not have the space to have Fisherton Sarum completely set up at home. Secondly, the arrival of the excellent Model Rail Magazine commissioned USA Tanks, and already having a kit built Adams B4, got me thinking about knocking up a qu