| pic of sab-signal receiving equipment under the snow plow...this is how the cab-signaling singla is received by the engine |
| Date:
3/10/2006 |
Location:
Verdon, VA Map  |
Views:
479 |
Collection Of:
 
bill davis |
| Locomotives: |
Author: bill davis
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| Picture Categories: |
This picture is part of album: Piedmont Sub Shots |