The Invention of the Track Circuit The 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
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| Format: | Book |
| Language: | Undetermined |
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3/20/14
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| Online Access: | https://www.gutenberg.org/ebooks/45179 |
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| 001 | pg_45179 | ||
| 008 | 240325s9999 xx 000 0 und d | ||
| 100 | |a American Railway Association | ||
| 245 | 4 | |a The Invention of the Track Circuit The 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 | |
| 260 | |c 3/20/14 | ||
| 546 | |a en | ||
| 650 | |a Robinson, William, 1840-1921 | ||
| 856 | |u https://www.gutenberg.org/ebooks/45179 | ||
| 856 | |z Link to Metadata | ||