Can you make out the car numbers on these? They are
brand new, built by PC&F in 1956. I never heard of them
before.. I don't think they are type RB because I can't
find a listing for them.

http://search.tacomapubliclibrary.org/images/dt6n.asp?un=143&pg=8&krequest=car&stemming=On&phonic=&fuzzy=&maxfiles=5000

Tim O'Connor