Pennsylvania Railroad: Q2, The Lesson Was NOT Learned
This video is about the ill-fated attempt by the Pennsylvania Railroad to save or prolong the Age of Steam with it's Duplex 4-4-6-4 Q2 Locomotive.

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Pennsylvania Railroad T1 Steam Locomotive

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Western Maryland Scenic Railroad & C&O RR Class H6 2 6 6 2 Mallet

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The Company That Built America... Then Disappeared

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The Top Ten Worst Steam Locomotives

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The Pittsburg and West Virginia 2 6 6 4, The Super Locomotive No One Knew About

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The PRR T1's Brutal Truth — Why The Fastest Steam Engine Was A Costly Mistake

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Nine Railroads That Bought the 4-6-6-4 Challenger

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Santa Fe 3000 Class Double Decapod

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10 Most Iconic F-Series Locomotives Ever Built

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The Death of the Pennsylvania Railroad | Success, Conservatism, and Arrogance | History in the Dark

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The PRR's Experimental Q1 Duplex Locomotive

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PRR Q Series: The Pennsy's Duplex Powerhouse

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Pennsy 6 4 4 6 Duplex S1 Locomotive

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Wasatch VS Big Boy

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Allegheny: The Biggest in the East

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Top 10 Extinct American Diesel Locomotives

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The Disrespected 2-10-4 Texas

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Mill Creek 20th: Pennsylvania Q2 PRR

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Pennsylvania Steam Tier List

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