The Frame of a PRR T1 as a prime example of the Duplex-drive frame
Main Article: Duplex locomotive.
Baltimore and Ohio Class N-1[]
Main article: Baltimore and Ohio Class N-1.
B&O N-1 on Static Display at the 1939 New York World Fair
B&O 5600 running at nearly 86 mph at Glen Moore.
Pennsylvania Railroad Class S1[]
Main article: Pennsylvania Railroad Class S1.
Gallery[]
PRR S1 #6100 on Display
PRR S1 #6100 running in the Winter.
The Pennsylvania Railroad Class S1 withdrawn from active service (Note some the streaming on the locomotive is gone), before it was scrapped in 1949.
PRR S1 #6100 on Display (Colourized)
PRR S1 #6100 running in the Winter (Colourized).
Construction[]
Pennsylvania Railroad Class T1[]
Main article: Pennsylvania Railroad Class T1.
PRR T1 Prototype #6110 being photographed and steaming on Idle.
PRR T1 Running on the PRR Trackage
A Model of PRR T1 #5549 made in GMOD
A sketch of a PRR T1 without the streamlining
Pennsylvania Railroad Class T1a[]
Main article: Pennsylvania Railroad Class T1a.
Pennsylvania Railroad Class Q1[]
Main article: Pennsylvania Railroad Class Q1.
The Q1 after its streamlining had been removed.
The Q1 after its streamlining had been removed (In Color).
Model of the Q1 with most of it's streamlining gone
Model of the Q1 with it's streamlining
Pennsylvania Railroad Class Q2[]
Main article: Pennsylvania Railroad Class Q2.
Petiet A111A[]
Main article: Petiet A111A.
LNWR Dreadnought Class[]
Main article: LNWR Dreadnought Class.
No. 507 Marchioness of Stafford
Never Built[]
4-6-4-6[]
Main article: 4-6-4-6 Locomotive.
ACE 3000[]
Main article: ACE 3000.
Southern Railway 4-4-4-4[]
Main article: Southern Railway 4-4-4-4.
New York Central C1-a[]
Main article: New York Central C-1a.
A Drawing of what the C1-a would have looked like.













