RARE Boow Depr,
XL ~L2 a6
HYDRAULIC ORGAN.
Switzer, Stephen, 16827-1745.
An introduction to a general system of hydro- staticks and hydraulicks, philosophical and prac- tical. Wherein the most reasonable and advanta- geous methods of raising and conducting water, for the watering noblemens and gentlemens seats, buildings, gardens, &c. are carefully (and in a manner not yet publish'd in any language) laid down ... Illustrated and explain'd by sixty copper cuts, done by the best hands ... Collected from the best of the Italian and French designs (to-
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