Great Northern Railway Historical Society Blueprint Collection JSBP2941, Katka, Idaho, 1920. Re-Timber Tunnel # 9. Situation Plat and Line Profile. Authorization for Expenditure 11691. Interstate Commerce Commission Account Number 5, Tunnels and Subways. Other ICC account descriptions: ICC Account Number 5, Tunnel.
Elements area
Taxonomy
Code
DXXXX-XXX-012
Scope note(s)
At Pacific Northwest Railroad Archive, geographic drawings including maps, plats (cadastral maps) and track elevation (grade) profiles.
Source note(s)
LC Subject Authority Heading: Cartographic materials: http://id.loc.gov/authorities/subjects/sh00003498