“Boat mills: water powered, floating factories” at Low-tech Magazine. Some extra images below:
Above: Boat mill, Encyclopédie Diderot, 1751
Above: boat mill, Fausto Veranzio, 1617
Above: boat mill, Fausto Veranzio, 1617
Above: miniature of a boat mill
Above: german ship mill, 1840
One of the last authentic boat mills in France, around 1914
Above: the last ship mill on the Rhône in Lyon, France, 1894
Above: ship mill on the Tisza, Hungary (from the postcard collection of Ton Meesters)
Above: reconstruction of a ship mill in repair (1990s). Photo: Karel Broes.