Isbn: 9781333441685 - railway "block" signalling: the principles of train signalling and apparatus for ensuring safety (classic reprint) (3 risultati)

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condizione: New. Print on Demand. This book discusses the early evolution of railway signaling systems, from the telegraph to the modern methods in use today. The author examines the history of block systems, which provide a safe space between successive trains on the same line of rails, and the different types of signaling apparatus used, including electrical signals, fixed signals, and bell codes. The book also analyzes the responsibilities of the signalmen and drivers and the causes of accidents due to incorrect signaling or other factors. Ultimately, the book explores the importance of vigilance, promptitude, care, and nerve on the part of train drivers, and emphasizes the rigorous tests railway companies impose to ensure the highest qualities in their service. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. …