Great Northern Tunnel at Scenic, Washington, July 27, 1982, New Cascade Tunnel, west portal. Other subject classes: Structure, Tunnel Portal
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Scope note(s)
At Pacific Northwest Railroad Archive, documents, still photographs of buildings and structures created by the railroads.
Source note(s)
LC Subject Authority Heading: Railroads--Buildings and structures http://id.loc.gov/authorities/subjects/sh85110913