Model of a Pool's feathering paddle wheel with floats secured to horizontal shafts as patented in 1829 by William Pool of Lincoln, and fitted to numerous paddle steamers by Seaward and Capel, on a frame supported by four pillars on a base all of mahogany (see note). Model of W. Poole's paddle wheel with feathering floats
Model of a modified Pool's feathering paddle wheel, introduced by Seaward and Capel, with oval race for rollers as opposed to circularm, unsigned, England, 1850-1891 Model of Wiliam Poole's paddle wheel with feathering floats
Model of an improved Poole's feathering paddle wheel (c.1830) with external crank for each float, the pin of which is controlled by a circular groove in a large ring, by Maudslay, Sons and Field, Lambeth, London, England, 1830-1890 Model of Poole's paddle wheel