Railroad Signals, part 2: 1 and 2 head systems - reading and meanings

Описание к видео Railroad Signals, part 2: 1 and 2 head systems - reading and meanings

This video has been remastered without music and replaced by this one:    • Part II Reading Canadian Railroad CTC...  
This video is archived, but left here for your convenience. The video has been remastered without music and is available here:    • Reading Canadian Railroad Signals, pa...  
This is part 2 in the series of how to read North American Railroad Signals.

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