S is for steam engine using only for the purpose of my blog, and researching for the challenge Steam engine From Wikipedia, the free encyclopedia Jump to navigation Jump to search For the railway engine, see steam locomotive . For the steam turbine, see steam turbine . "Steam machine" and "Steam-powered" redirect here. For the video game distribution service, see Steam (service) . For other uses, see Steam machine (disambiguation) . History of technology show By technological eras show By historical regions show By type of technology show Technology timelines show Article indices v t e A model of a beam engine featuring James Watt's parallel linkage for double action. [a] A mill engine from Stott Park Bobbin Mill , Cumbria, England A steam locomotive from East Germany . This class of engine was built in 1942–1950 and operated until 1988. A steam ploughing engine by Kemna A steam engine is a heat engine that performs mechanical work using st