Baltimore and Ohio Railroad, North America. Ladder of inclines over Boardtree Hill which allowed two carriages at a time from a full train to be shunted up an over the hill. This system operated until the Kingwood Tunnel was driven through the Alleghany Mountains. Baltimore and Ohio Railroad. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Bildgröße: | 3978 px × 2635 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |