1948 British Railways Locomotives, Combined Volume (1972 reissue with 1950 Locoshed), published September 1972, 362pp £1.50, ISBN 0-7110-0401-3, code 10379/DM/972. Reprinted August 1973, same except code 1619/CM/873; also £1.50. Second reprint in March 1975, code 577/DM/375, cost now £2.25. Third reprint in September 1977, code DX/0977, and price increased to £2.75. All reprints carry photo of 50630 & 48117 on the dust sleeve, beneath which the cover itself may be dark green (1972) or black (1975 + 1977). Apart from the ISBN & printer's details at the end, there is nothing in any of these reissues to tell them apart, all relevant text (code & price) being on the dust jacket.