PC U23B 2713 at Detroit, MI

By Dan Bourque | Published January 20, 2014 | Full size is 800 × 528 pixels

PC U23B 2713 in Detroit, MI, Jun 1977 -Dan Bourque collection

Penn Central ordered many 4-axle, light horsepower units including U23B 2713 seen here in Detroit, MI, Jun 1977

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