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Resume of signal construction methods
Remedies for track circuit ailments
Service tests on A. C. signal apparatus
A. C. Signaling for Chicago terminals
Designing battery charging line
Signaling a new street car terminal
Electric interlocking in Philadelphia
William robinson, inventor of the track circuit
New signal protection on A. C. L
Exposition of the schemes of signaling
The golden gate electric interlocking
The psychology of the stop signal
The principles of electric locking
New automatic signals on Grand Trunk
The economics of railway signaling
Method for checking mechanical locking
Some notes on signal maintenance
All-electric signalling at Adelaide, South Australia
The phase meter and its applications
Overcoming a hazard in A. C. Track circuits