The Pennsy Modeler

NS | PRR | TTX
And More Railroads of Pennsylvania

The Alphabet Route

NYC&StL | W&LE | P&WV | WM
RDG | CNJ | L&HR | NYNH&H

Jerry Britton's

PRR Middle Division

Jerry Britton's

Pennsylvania Midland RR

Keystone Rails 
on YouTube

Pennsylvania Railroad
on FaceBook

Huntingdon and Broad Top Mountain Railroad
on FaceBook

Kishacoquillas Valley Railroad
on FaceBook 

Bellefonte Central Railroad
on FaceBook

CATS-Users
on groups.io