This 4mm. scale LMS “Parallel Boiler Royal Scot” fleet number 6100 “Royal Scot” in lined crimson livery was released by Bachmann in 1994 (cat. ref. 31-275). This model has number 3640 (etched plate on underside of engine), one of 1000 Limited Edition “Royal Scot” models. This edition is the Fourth of the Bachmann Limited Editions numbered from 3001 to 4000). The model is in running order and un-used condition. It has two crew figures (driver figure is loose in sealable sachet), Limited Editon Certificate numbered 3640, Exploded Parts Diagram, commerative nameplates, brass bell, and special buffers. The model has a polished wooden box in un-used condition and a packing box.