Title :
Signaling on electric railroads
Author :
Gillespie, S. E.
Author_Institution :
Union Switch and Signal Company, Swissvale, Pa.
Abstract :
A survey of recent developments in signaling practice, with some consideration of their foundations and growth
Keywords :
Degradation; Insulation life; Propulsion; Rails; Relays; Switches; Tracking;
Journal_Title :
Electrical Engineering
DOI :
10.1109/EE.1939.6431454
