The Highland Railway E Class was a class of 4-4-0 steam locomotive designed by David Jones for passenger service. They were also known as the 'Clyde Bogies' as they were built by the Clyde Locomotive Company in Glasgow, Scotland. They were the first locomotives built by that company.Built in 1886, they were a development of Jones' previous F Class. Originally known as the Bruce class, they were assigned to Class E under Drummond's locomotive classification scheme of 1901.