Excerpt from Block Signal Operation: A Practical Manual
As the block system has been in use in England almost from the beginning of railroads, the English practice of to-day is the result of a long experience by which the railroads of this country should not fail to profit, and on this account some what more space is devoted to English rules and methods than would otherwise seem necessary.
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000. Artikel-Nr. LW-9781333922948
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000. Artikel-Nr. LW-9781333922948
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