#581 • American Railway Signaling Principles and Practices Volume CHAPTER IV
Part of November 2026 Railroad Book and Slide Auction (timed auction by Rail & Road Auctions)
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"American Railway Signaling Principles and Practices Volume CHAPTER IV" is a publication on the subject of centralized traffic control, detailing the principles and practices of railway signaling. It was published by the Signal Section, AAR, in New York, and contains specific information on the American railway system. CENTRALIZED TRAFFIC CONTROL