Railroad Archives Online
- FondoD0027 - Timothy Miller Collection
- Serie003 - Great Northern Railway Company (U.S.)
- Subserie009 - Engineering Records
- 008 - Physical plant drawing
- 008 - Tunnels
- 97 más...
- Unidad documental simpleStruc001516 - Great Northern Engineering Drawing, Cascade Tunnel at Berne, Washington, 1979
- Unidad documental simpleStruc001517 - Great Northern Engineering Drawing, Cascade Tunnel at Berne, Washington, 1975
- Unidad documental simpleStruc001518 - Great Northern Engineering Drawing, Cascade Tunnel at Berne, Washington, 1975
- Unidad documental simpleStruc001519 - Great Northern Engineering Drawing, Cascade Tunnel at Berne, Washington, 1975
- Unidad documental simpleStruc001520 - Great Northern Engineering Drawing, Cascade Tunnel, Washington, 1956
- Unidad documental simpleStruc001521 - Great Northern Engineering Drawing, Cascade Tunnel, Washington, 1956
- Unidad documental simpleStruc001522 - Great Northern Engineering Drawing, Cascade Tunnel, Washington, 1956
- Unidad documental simpleStruc001523 - Great Northern Engineering Drawing, Cascade Tunnel, Washington, undated
- Unidad documental simpleStruc001524 - Great Northern Engineering Drawing, Cascade Tunnel, Washington, 1956
- 246 más...