North Ings farm museum , fen road , Dorrington , Lincoln . gauge 2 foot , length of line a third of a mile [circular ] . A brilliant little railway, with train rides all day , only open on the first sunday of each month in summer. Locomotive list . Clay Cross /1961 4wDM Hall/Merryweather /1994 4wVBT " Swift " Hunslet 7120 /1969 4wDM " Bullfinch " Motor Rail 7493 /1940 4wDM Motor Rail 8826 /1943 4wDM "Penelope " Orenstein & Koppel /1932 4wDM Ruston Hornsby 183773 /1937 4wDM "Caffyns " Ruston Hornsby 200744 /1940 4wDM Ruston Hornsby 371937 /1954 4wDM No 1 Ruston Hornsby 375701 /1954 4wDM [frame] Ruston Hornsby 421433 /1959 4wDM http://www.northingsfarmmuseum.co.uk/