| Citation | The Author of Several detached articles, and numerous drawings in Rees' Cyclopaedia, Brewster's Encyclopaedia, and Napier's Supplement to the Encyclopaedia Britannica; The drawings for the publication of Smeaton's Reports. 1806 to 1820. A Treatise on the Steam Engine 1827. The Inventor or Improver of The Elliptograph for describing ellipses and dividing their circumferences, for perspective, drawing and engraving. Distinguished for his acquaintance with the science of Mechanics in all its various branches. Eminent as a Consulting Engineer, in matters relating to the applications of science to practical purposes |