A system of experimental philosophy : prov'd by mechanicks. Wherein the principles and laws of physicks, mechanicks, hydrostaticks, and opticks, are demonstrated and explained at large, ... by J. T. Desaguliers. ... Illustrated with several copper plates. To which is added, Sir Isaac Newton's colours: the description of the condensing engine, ... and Rowley's horary. - Desaguliers, J. T. (printed for B. Creake: J. Sackfield: and sold by W. Mears,, 1719)