A Treatise On Perfect Railway Signaling: Describing The Development Of The Electric Telegraph And Block Signaling Systems, Their Damage And Derangement During Thunderstorms, And Explaining The Requirements For Reliable Signaling
Author(s)
Henry W. Spang
Henry W. Spang
| Name in long format: | A-treatise-on-perfect-railway-signaling-describing-the-development-of-the-electric-telegraph-and-block-signaling-systems-their-damage-and-derangement-during-thunderstorms-and-explaining-the-requirements-for-reliable-signaling |
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| ISBN-10: | 0217311318 |
| ISBN-13: | 9780217311311 |
| Binding: | Paperback |
| Publisher: | General Books |
