This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Dobbs und Nelleson. The engine is too sophisticated for the claimed date of Note the PorterAllen loaded centrifugal governor Erste Dampfmaschine in der Dillinger Htte PDold Steel plant in Dillingen Blowing engines Singlecylinder horizontal stationary steam engines
Page 2023 Free-images.com. All images are Public Domain