B/W print; Tram cleaning equipment in operation at Wood Green tram depo.t by Topical Press, 14 September 1927 B/W print; Three-quarter view of an MET `Poppy' tram built by the LGOC by Topical Press, 28 Feb 1927 Colour transparency; the last day of steam event run on the Underground, by London Transport, 1971 Colour transparency, an MBA-type bus on Park Lane, by London Transport, 1972 Colour transparency; view down river from Southwark Bridge towards Tower Bridge, London Transport, circa 1980 colour transparency, A poster site on the platform at Leicester Square Underground station, Northern line, London Transport, 1989 B/W print; Picturesque view of London Transport's Lots Road power station by O Hoppe, 1925 - 1935 Colour transparency; Reverse of a Second World War bus ticket issued by London Transport, by Hugh Robertson, 2002 colour transparency, Baker Street Underground station, Bakerloo Line, London Transport, 1973 - 1976 Colour transparency, a bus driving through snow, London Transport, circa 1960 colour transparency, From long series of production stills for the British Transport Films production "Omnibus 150" by British Transport Films, Nov 1978 B/W print; Q-type double deck motor bus in 'London Transport' livery by Topical Press, 19 Jun 1934 Colour transparency; Twilight shot of London Transport E3-class tram 164 on route 10 to Tooting Broadway by C Carter, 1949 - 1951 b/w glass neg, London Passenger Transport Board signs indicating maximum weight and speed of vehicles that can cross a bridge by Topical Press, 16 Jan 1934