The Invention of the Track CircuitThe history of Dr. William Robinson's invention of the track circuit, the fundamental unit which made possible our present automatic block signaling and interlocking systems
American Railway Association
2014 · Project Gutenberg · English
Details
- Language
- English
- Subjects
- Robinson, William, 1840-1921
- Railroads -- Signaling -- Block system
- LoC class
- TF — Technology
- Kind
- Text
- EBook-No.
- 45179
- Copyright
- Public domain in the United States.
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