wnp36.01461
Twin Peaks Tunnel
February 7, 1917
West Portal Tunnel under construction. [West Portal Entrance looking to Portola dpwbook18 dpw4018]

Keywords
Artifact
- Citation: DPW Horace Chaffee
- Date Added: March 30, 2017
- Contributor: Courtesy of a Private Collector
Rights
Downloadable: Yes