As with many of the Pennsylvania Railroad's steam locomotives, the J1 had its headlight above the smokebox. Like the M1 the J1 had a keystone numberplate...

designed for. All were scrapped by 1950. Pennsylvania Railroad I1 class Pennsylvania Railroad class J1 2-10-2 "Pennsylvania 2-10-2 "Santa Fe" Locomotives in the...

The Pennsylvania Railroad class Q1, #6130, was a single experimental steam locomotive designed for dual service. The locomotive entered service in 1942...

The Pennsylvania Railroad's class Q2 comprised one prototype and twenty-five production duplex steam locomotives of 4-4-6-4 wheel arrangement built between...

Altoona, Pennsylvania. Shockingly enough, their careers on the Pennsylvania Railroad were eventually cut short, due to Pennsylvania Railroad's Class J1 2-10-4...

The Pennsylvania Railroad's class N2sa comprised rebuilds to PRR practice of the 130 USRA Heavy Santa Fe steam locomotives the railroad received under...

Locomotive classification on the Pennsylvania Railroad took several forms. Early on, steam locomotives were given single-letter classes. As the 26 letters were...

one long grade to repair the damage. In 1942, the Pennsylvania Railroad based 125 of their J1 class 2-10-4s off of the T-1s with slight modifications...

was in a design impasse, he took as a model the new American Pennsylvania Railroad class K4 Pacific of 1914. This in turn had been updated from a series...

a group of enthusiasts is in the process of building a new Pennsylvania Railroad class T1 duplex locomotive, using design improvements from the post-war...