Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 923
WHEELS, PADDLE, the wheels employed in the propulsion of steamboats. Common paddle-wheels mostly consist of iron framing, supporting paddle-boards or floats fixed at equal distances aroundthe rim, and radiating from the centre ; they are placed one upon each side of the vessel, and are se-cured to…
Mechanical engineering
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
