Texas & Pacific Railroad - Automatic Block Signals - Okonite isntalled 1928
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| Photo Credit | eBay | |
|---|---|---|
| Category | Advertisements |
Description
Railway Age Magazine (March 16, 1929)
Click image to enlarge. Click again for 100%; once more for 3×.
| Photo Credit | eBay | |
|---|---|---|
| Category | Advertisements |
Railway Age Magazine (March 16, 1929)