In 1930 the first standard gauge locomotive was built for Luton Power Station. This was a design and was capable of hauling one hundred tons at on the level. This locomotive is preserved at the Armley Mills Industrial Museum, Leeds. A standard gauge passenger-carrying vehicle was constructed in 1933 for use by the Royal Navy at Gosport. This locomotive used two motors and could run at up a 1 in 137 gradient. Other products for which they were well known was coke car locomotive for Gas Works and Coking Plants.