Bachmann 31-999A LMS 10000 BR Black (Early Emblem)The LMS Twins Nos. 10000 and 10001 were the very first mainline diesel locomotives built in the UK and this Bachmann Branchline model tells the story of No. 10000 during its time working on the Southern Region. Built by the LMS and so becoming part of the Midland Regions fleet under BR, after five years in traffic the Twins were sent to the Southern Region (SR) between 1953 and 1955 for trails alongside the SRs own prototype diesels. To work on the