3 1/2 inch gauge Black 5 chassis and castings

An early-stage 3 1/2 inch gauge Black 5 to LBSC's "Doris" design. Work to date is good and comprises a chassis assembled with wheels, a pair of part-machined piston valve cylinders, some motion work and assorted unmachined castings. There is a set of formed brass platework for the tender tank.