Tunnel de base du Lötschberg
Subtitle: de l'idée au percement
By: [BLS AlpTransit SA].
Contributors: BLS AlpTransit.
Publisher: Stämpfli
Published: 2006
Place of publication: Berne
Language: fre
Number of pages: 295
Subjects: Lötschberg-Tunnel (Switzerland) -- History
Notes: Includes index.