Chasewater Engine, Cornwall Explanation of the design for the working geer for Chace Water engine with notes, whereby it may be adapted to an engine of any size down to a 24 inch cylinder Ink Last leaf signed J. Smeaton, Austhorpe, 11th Feb. 1775 Inscribed in the hand of John Farey: Atlas, III, 123; Printed Reports II, 355 1775