London Omnibus Traction Society

'Founfed in 1964, and now has the largest membership of any bus enthusiasts' organisation in the UK. LOTS covers Greater London and the surrounding area, which roughly corresponds to that of London Transport's Country territory before 1970. This area is roughly bounded by Gravesend, Crawley, Guildford, Windsor, Aylesbury, Luton, Harlow and Tilbury.'