1. 

   mountaincreekar Member

   More!
   
   Thanks

    

   mountaincreekar, Jan 2, 2020

   #21

   Sirfoldalot (Sherrel Weems RIP 8/29/2024) likes this.
2. 

   Robert Tomb Member

   All locomotives with controls have to have an "F" (front) designator. As the B unit has hostler controls for moving the locomotive as a single unit, the "F" indicates the front of the 148.

    

   Robert Tomb, Jan 28, 2020

   #22

   Sirfoldalot (Sherrel Weems RIP 8/29/2024), klrwhizkid and modeltruckshop like this.