This is a steam engine that is used to drive something else, probably before the Second World War. We bought the engine in the Nord of Czech Republic some years ago. The machine is totally renovated. It has a length of 55 centimeters and is 74 centimeters high. Please let us know if you have some additional information about the brand and the date of this engine.
Hot-air engine Heinrici
The brand Heinrici produced a lot of hot-air engines, small and big ones. This one is from around 1910 and was used in a laboratory.