On the EL these were used to govern movements from siding or yards onto the main. They were controlled either by tower operators or dispatchers. |
Date:
5/22/2010 |
Location:
Dennison, OH Map  |
Views:
105 |
Collection Of:

Fred Stuckmann |
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Author: Fred Stuckmann
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Picture Categories: Signal |
This picture is part of album: A Day in Dennison Pt. 3 |