Great Northern Railway Standard Signal Plan Number 167-27B, Elevator, Battery, 3 Cell - Special, was prepared March 12, 1918 and last revised on January 5, 1923.
Elements area
Taxonomy
Code
Scope note(s)
A Pacific Northwest Railroad Archive subject. An engineering drawing of a railroad structure or device used for signaling.
Source note(s)
Display note(s)
Hierarchical terms
Railroads--Signaling drawings
Railroads--Signaling drawings
Equivalent terms
Railroads--Signaling drawings
UF Railroads--Signaling, Signals, Signaling, Signals, Signaling