SCIENCE PHOTO LIBRARY SCIENCE PHOTO LIBRARY
Water-powered mill. Engraving of a water-powered mill during the 19th century. The mill had a propeller (not seen here) beneath with the platform seen here. This propeller had six blades and, with a diameter of 2.13 metres, could generate 3730 watts (5 horsepower) of power in a tidal flow of 8 kilometres per hour. The mill powered a woodsaw (at centre right). Engraving of a water-powered mill at Southwark in London, UK in 1851. Built by the Tidal Mill Company, it was claimed to be Britian's first successful tidal mill, two previous mills being unsuccessful.
Model release not required. Property release not required.