What Frisco steam locomotives ran on the Quanah,Acme,and Pacific in the steam era, such as 4-6-2s 1500 4-8-2s etc.
Get a copy of Hofsommer’s book on this road.
For example: https://www.amazon.com/Quanah-Route-History-Pacific-Railway/dp/1585440469
It would surely contain some pictures of the steam that was run.