Les Eaux du tunnel du St-Gothard
1891
168 S., 3 pl
4
Buch
Unbekannt
Ventilation of the St. Gothard tunnel
Engineering Index Backfile | 1899
Traction power supply of the Gothard base tunnel
British Library Online Contents | 2005
|St. Gothard and Simplon tunnel electrification increases capacity
Engineering Index Backfile | 1931
Engineering Index Backfile | 1883
Compound locomotive, St. Gothard railway
Engineering Index Backfile | 1907