Caledonian Railway 498 Class
The Caledonian Railway 498 Class was a class of s built for dock shunting. They were designed by John F. McIntosh for the Caledonian Railway and introduced in 1911. Twenty-three were built. They passed to the London, [Midland and Scottish Railway] in 1923 and to British Railways in 1948. Their numbers are shown in the table below.
The 498 Class was the prototype for the popular 3 1/2" gauge live steam locomotive design 'Rob Roy' by Martin [Evans (model engineer)|Martin Evans].