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In 1972 the OPC company produced what is still recognised as the definitive book on LMS signals. Quickly out of print it was never re-released, until now. Available in paperback for the first time to the same size and quality. Minor changes only by the author.
Product TRAX 3: Signalling and Lever Frames has been added to the compare list Product TRAX 3: Signalling and Lever Frames has been added to the compare list
