Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
New St. Paul tunnel through cascade mountains
Illustrated description of a tunnel, 12000 ft. long, being driven through Snoqualmie Pass, lowering the summit 443 ft. (3000 w.) (No. 52172)
New St. Paul tunnel through cascade mountains
Illustrated description of a tunnel, 12000 ft. long, being driven through Snoqualmie Pass, lowering the summit 443 ft. (3000 w.) (No. 52172)
New St. Paul tunnel through cascade mountains
Ry Age Gaz
1914
Ills.
Aufsatz (Zeitschrift)
Englisch
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Snoqualmie Tunnel plan provides low-level route through cascade Mountains
| Engineering Index Backfile | 1947
Snoqualmie Tunnel plan provides low-level route through Cascade Mountains
| Engineering Index Backfile | 1947
Snoqualmie Tunnel plan provides low-level route through Cascade Mountains
| Engineering Index Backfile | 1947
The Moffat tunnel through the Rocky Mountains
Engineering Index Backfile | 1926
Six-mile Moffat tunnel through the Rocky Mountains
Engineering Index Backfile | 1923