Marshall Compound Engine and Thresher

This steam engine was made in 1923 by Marshalls of Lincolnshire in England. It has a compound engine which allows more efficient use of the steam. en.wikipedia.org/wiki/Compound_steam_engine

 

This 7 horse power tractor runs the Ransomes Thresher connected to it by a belt. This revolutionised farm productivity at the time.

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