An Improved Water Wheel

1893 Scientific American  
The simple form of wheel shown in the illustration is arranged to be operated so that the water passing though the flume twice exerts its force on the wheel, each paddle being twice a��ed upon by the water at every revolution of the wheel The improvement has been patented by Mr. ABa. B. Frame, of Boyden, Iowa.
doi:10.1038/scientificamerican07011893-4 fatcat:g5luvuperfea3mvoizail3saza