Southern Railway (UK)

The Southern Railway was one of the "big four" companies formed in the 1923 merger of standard-gauge British railways. In 1948, it was combined with the other four companies (and the North Western Railway on Sodor) to form British Railways.

Trivia

 * Rex is one of the USATC S100s purchased by the Southern Railway following the Second World War. These became known as the USA class in the UK. Four SR S100s were preserved.