Ruston & Hornsby 33/40HP diesel locomotive 200744, powered by 3VRO engine 201931 was delivered to Bessacarr Gravel, Doncaster, South Yorkshireon 27 July 1940 & spent most of its commecrial life hauling skips full of gravel around the site. Preserved in 1972 by John MacDougall of the Long Eation Railway Society. Moved to Bala Lake Railway in 1977 & was occassionally used on works trains or demonstration, round the yard shuttles. In March 2004 it was donated to the Narrow Gauge Railway Museum Trust, Towyn. On 3 April 2004, it was moved from Llanuwchllyn to North Ings Farm Museum at Dorrington near Sleaford.