Great Northern block signal at Bellingham, Washington. Southbound block signal 986; photograph sequence TRWahl0275-0276. Other subject categories: Signal-Block, Industrial Buildings, Signal
Elements area
Taxonomy
Code
Scope note(s)
At Pacific Northwest Railroad Archive, still photographs of railroad signal equipment.
Source note(s)
LC Subject Authority Heading: Railroads--Signaling http://id.loc.gov/authorities/subjects/sh85111029
Display note(s)
Hierarchical terms
Railroad--Signaling
Railroad--Signaling
Equivalent terms
Railroad--Signaling
UF Signals