Q2 #6181 in Bucyrus
You can just feel the ground tremble from the pounding as it goes by
Photo by Bob Lorenz
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PRR Fireman, Paul C. Dietz, in his 2001 memoir «Firing On The Pennsy», writes about the Pennsylvania Railroad 4-cylinder rigid-frame Q2 locomotive and a great beast, indeed!
Although today railfans concur that the C & O Allegheny 2-6-6-6, a single-expansion articulated engine, while not as heavy as the UP «Big Boy» 4-8-8-4s was still the most overall «powerful» American steam locomotive ever built to date, the duplex Q2 actually exceeded Allegheny’s drawbar horsepower at 45 mph, producing more horses than the Chesapeake & Ohio Railway’s H8s!
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Full article at this link:
2009/06/04/
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