Uploaded April 2020 | Updated September 2026, 2 weeks ago

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In this #flashbackfriday QuickClip™, we take a look at the westbound Amtrak Pennsylvanian Train #43 at milepost 172 on the former Pennsylvania Railroad's Middle Division. The classic Pennsylvania Railroad position light style signals are now history, as this line as been upgraded to just cab signal territory, eliminating the need for wayside intermediate signals.