Lake Superior and Ishpeming Railroad No. 23 is a preserved SC-4 class 2-8-0 "consolidation" type steam locomotive originally built by the ALCO in January 1910 for the Lake Superior and Ishpeming Railroad as No. 9. It was renumbered 23 in 1923. It was used for pulling carloads of iron ore, as well as some passenger trains on branch lines, until 1962. In 1963, it was leased to the Marquette and Huron Mountain tourist railroad for use in excursion service between Marquette and Big Bay, until 1974. It was the locomotive that had the longest operating career on the M&HM. After the M&HM was shut down in 1984, No. 23 was sold off to the Empire State Railway Museum in Phoenicia, New York, where it remained as a display piece until 2002. That same year, ESRM announced that they would restore the lo