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Amgueddfa Cymru – Museum Wales
Reader, single cylinder inverted vertical steam-driven fan engine of the piston valve, self-lubricating, totally enclosed type. Serial number '10141'. Operated at 150 rpm, and drove a 6' diameter "Keith" fan. In use at Aberbeeg South Colliery from 1924. This kind of engine was used throughout the South Wales collieries to power small ventillating fans.
