In 1933, London's underground railways, tramway companies and bus operators merged to form the London Passenger Transport Board (LPTB), commonly known as London Transport. London Transport numbered all of its service stock locomotives into one unified series, regardless of the type.
Numbers Built Builder Type Use Notes L1–L7 1905 MAR&W B-B Ealing-Southend through trains L8–L9 1909 Renshaw B-B Acton-Ealing stores ferries rebuilt from District Railway (DR) battery locomotives L10 1907/1930 AC&F/UERL B-B Acton Works yard shunter ex-CCE&H motors 1 & 3 L11–L12 B-B battery locomotives ex-tube gate stock L13–L20 B-B ballast motors ex-tube gate stock L21 B-B Wood Lane yard shunter ex-Central London Railway (CLR) L24–L29 B-B service motors ex-tube gate stock L32 B-B battery locomotive ex-tube gate stock L33 B-B yard shunter ex-Great Northern & City Railway 21 ex-Metropolitan Railway (MET) 1 L34 1922 KS&C 0-4-2ST Epping- shuttle tube loading gauge; ex-Underground Electric Railways of London (UERL) "Brazil" L35–L43 1936-37 GRCW B-B battery locomotives L35 preserved at London Transport Museum (LTM); Metadyne equipped installed in L41–L43, 1938 L44 1896 MET 0-4-4T ex-MET 1 L45 1866 BP&C 4-4-0T ex-MET 23; renumbered 23 and preserved at LTM L46 1896 MET 0-4-4T ex-MET 77 L47 1900 MET 0-4-4T ex-MET 80 L48 1901 HL 0-4-4T ex-MET 81 L49–L52 1901 YEC 0-6-2T ex-MET 90-93 L53 1897 PECK 0-6-0ST ex-MET 101 L54 1899 PECK 0-6-0ST ex-MET 102 L55–L57 1951 PICK B-B battery locomotives L58–L61 1952 PICK B-B battery locomotives L62 1965 M-C B-B battery locomotive L63 1923/1954 CL/LPTB B-B ballast motor ex-Standard stock DM 3463 L64 1923/1955 MC&W/LPTB B-B ballast motor ex-Standard stock DM 3500 L65 1923/1954 CL/LPTB B-B ballast motor ex-Standard stock DM 3453 L68 1923/1954 MC&W/LPTB B-B ballast motor ex-Standard stock DM 3494 L69–L70 1923/1954 MC&W/LPTB B-B ballast motors ex-Standard stock DMs L71 1923/1954 MC&W/LPTB B-B ballast motor ex-Standard stock DM 3507 L72 1923/1954 MC&W/LPTB B-B ballast motor ex-Standard stock DM L73 1923/1954 MC&W/LPTB B-B ballast motor ex-Standard stock DM; replaced by L77, 1967 L74 1923/1954 MC&W/LPTB B-B ballast motor ex-Standard stock DM 3506 L75 1923/1954 MC&W/LPTB B-B ballast motor ex-Standard stock DM 3517 L76 1962 LPTB B-B battery locomotive renumbered L33, 1974 L77 1931/1967 M-C/LPTB B-B ballast motor ex-Standard stock DM 3183 DL81–DL82 1968 RR 0-6-0 Neasden/Lillie Bridge shunters see Diesel locomotives DL83 1967 RR 0-6-0 Neasden/Lillie Bridge shunter see Diesel locomotives L84/L85 1983/1986 M-B B Unimog road/rail shunter see Diesel locomotives L89 1929 0-6-0PT ex-Great Western Railway (GWR) 5775, 1948; ex-British Railways (BR) 5775, 1963; preserved at Keighley & Worth Valley Railway (Yorkshire) L90 1930 0-6-0PT ex-GWR 7711, 1948; ex-BR 7711, 1957 L90 (2nd) 1930 0-6-0PT ex-GWR 7760, 1948; ex-BR 7760, 1961; preserved at Birmingham Railway Museum (Birmingham) L91 1929 0-6-0PT ex-GWR 5752, 1948; ex-BR 5752, 1958 L91 (2nd) 1929 0-6-0PT ex-GWR 5757, 1948; ex-BR 5757, 1960 L92 1929 0-6-0PT ex-GWR 5786, 1948; ex-BR 5786, 1958 L93 1930 0-6-0PT ex-GWR 7779, 1948; ex-BR 7779, 1959 L94 1930 0-6-0PT ex-GWR 7752, 1948; ex-BR 7752, 1960 L95 1929 0-6-0PT ex-GWR 5764, 1948; ex-BR 5764, 1960; preserved at Severn Valley Railway (Bridgnorth) L96 1930 0-6-0PT ex-GWR 7741, 1948; ex-BR 7741, 1961 L97 1930 0-6-0PT ex-GWR 7749, 1948; ex-BR 7749, 1962 L98 1930 0-6-0PT ex-GWR 7739, 1948; ex-BR 7739, 1962 L99 1930 0-6-0PT ex-GWR 7715, 1948; ex-BR 7715, 1963; preserved at Buckinghamshire Railway Centre (Buckinghamshire) L11 1931/1964 M-C/LPTB B-B Acton Works yard shunter ex-Standard stock DM 3080/3109; preserved by London Underground Ltd. (LUL) L13A–L13B 1938/1974 M-C/LTE B-B+B-B Acton Works shunter ex-1938 DM 10130/11130 L14A–L14B 1937/69-70 M-C/LPTB/LTE Acton Works shunter articulated; ex-1935 DM 10011/11011, 1972 L15–L16 1970 M-C B-B battery locomotives L17–L19 1971 M-C B-B battery locomotives L20–L21 1964 M-C B-B battery locomotives L22–L32 1965 M-C B-B battery locomotives L25-L32 equipped with cab signalling L30–L31 1931 HUNS 0-6-0T District works trains ex-DR L32 B-B battery locomotive ex-tube gate stock L33 1962 LPTB battery locomotive ex-L76, 1974 L44–L54 1974 BREL B-B battery locomotives L63–L65 1985 M-C B-B battery locomotives L66–L67 1986 M-C B-B battery locomotives ESL100 1903/1938 BRCW/LPTB B-4-4-B electric sleet locomotive ex-3960/3985; ex-CLR motors ESL101 1903/1939 MC&W BRCW/LPTB B-4-4-B electric sleet locomotive ex-3958/3983; ex-CLR motors ESL102 1903/1939 BRCW/LPTB B-4-4-B electric sleet locomotive ex-3990/3997; ex-CLR motors ESL103 1903/1939 B-4-4-B electric sleet locomotive ex-CLR motors ESL104 1903/1939 BRCW/LPTB B-4-4-B electric sleet locomotive ex-3971/3980; ex-CLR motors ESL105 1903/1939 MC&W BRCW/LPTB B-4-4-B electric sleet locomotive ex-3952/3965; ex-CLR motors ESL106 1903/1939 BRCW/LPTB B-4-4-B electric sleet locomotive ex-3984/3993; ex-CLR motors ESL107 1903/1939 MC&W BRCW/LPTB B-4-4-B electric sleet locomotive ex-3944/3981; ex-CLR motors; preserved at LTM ESL108 1903/1939 BRCW/LPTB B-4-4-B electric sleet locomotive ex-3989/3992; ex-CLR motors ESL109–ESL110 1903/1940 B-4-4-B electric sleet locomotive ex-CLR motors ESL111–ESL112 1903/1940 MC&W/LPTB B-4-4-B electric sleet locomotive ex-3956/3959 & 3945/3950; ex-CLR motors ESL113–ESL114 1903/1940 BRCW/LPTB B-4-4-B electric sleet locomotive ex-3962/3969 & 3967/3970; ex-CLR motors ESL115 1903/1940 B-4-4-B electric sleet locomotive ex-CLy motors ESL116–ESL117 1903/1940 MC&W BRCW/LPTB B-4-4-B electric sleet locomotive ex-3953/3964 & 3954/3995; ex-CLR motors ESL118A+ESL118B 1932/1961 BRCW/LPTB B-4-4-B electric sleet locomotive ex-T 2758/2749; renumbered 2758/2749 and preserved at Spa Valley Railway (Tunbridge Wells) L120–L129 1931-34 M-C B-B pilot motor ex-Standard stock DMs, 1967 L130–L131 1934 M-C B-B pilot motor ex-Standard stock DMs 3690/3693, 1967; L 130 preserved by LUL L132 1931-34 M-C B-B pilot motor ex-Standard stock DM, 1967 L134 1927 MC&W B-B pilot motor ex-Standard stock DM 3370, 1967 L135 1934 M-C B-B pilot motor ex-Standard stock DM 3701, 1967; preserved by LUL DEL120 1942 LPTB B-B diesel-electric locomotive; ex-CLR motors L126–L129 1938 GRCW B-B pilot motor ex-Q38 DM 4416-4419, 1971; L126-L127 renumbered 4416-4417 and preserved at LTM L132–L133 1960/1987 CRAV/BREL B-B Track Recording Car pilot motors ex-1960 DM 3901/3905 L140 1938 M-C B-B ballast motor ex-1938 DM 10088, 1973 L141 1938 M-C B-B ballast motor ex-1938 DM 11067, 1975 L142–L143 1938 M-C B-B ballast motor ex-1938 DMs 10021/10065, 1973 L144–L145 1938 M-C B-B ballast motor ex-1938 DMs 10257/11027, 1975 L146–L147 1938 M-C B-B ballast motor ex-1938 DMs 10034/11034, 1976 L148–L149 1938 M-C B-B ballast motor ex-1938 DMs 10022/11104, 1977 L150 1938/1977 M-C/LTE B-B weed killer motor ex-1938 DM 10327 L151 1938/1977 M-C/LTE B-B weed killer motor ex-1938 DM 11327 L152–L155 1938 M-C B-B ballast motor ex-1938 DMs 10266/11266/10141/11141, 1978 Except where indicated, this table is referenced from and most recently updated by
Abbreviations AC&F American Car and Foundry Company Philadelphia USA BP&C Beyer, Peacock and Company Gorton, Manchester BRCW Birmingham Railway Carriage and Wagon Company Birmingham BREL British Rail Engineering Limited Doncaster CL Cammell Laird Birkenhead CRAV Cravens Railway Carriage and Wagon Company Ltd. Sheffield DM Driving Motor GRCW Gloucester Railway Carriage and Wagon Company Gloucester HL Hawthorn Leslie Tyneside HN Hurst, Nelson and Company Motherwell HUNS Hunslet Engine Company Hunslet, Leeds KS&C Kerr, Stuart and Company Stoke-on-Trent LPTB London Passenger Transport Board Acton Works LT/LTE London Transport (Executive) Acton Works M-B Mercedes-Benz Germany M-C Metro Cammell Birmingham MARC&W Metropolitan Amalgamated Railway Carriage & Wagon Company Birmingham MC&W Metropolitan Carriage, Wagon and Finance Company Birmingham MET Metropolitan Railway Neasden Works P&C Peckett & Company St. George, Bristol PICK Pickering R&R Ransome and Rapier Ipswich RR Rolls-Royce Shrewsbury TH Thomas Hill Rotherham UERL Underground Electric Railways of London Acton Works YEC Yorkshire Engine Company Sheffield
References
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