| Description | Designs by William Murdock and Matthew Boulton, Atmospheric and Other Engines, Drawings for Court Cases (8 items). 1354c. Atmospheric, Watt and Hornblower & Maberly Engines. 1796. 9 items. Booklet "Drawings of Steam Engines 1796", containing coloured drawings of an atmospheric engine, a single-acting pumping engine and a sun and planet rotative engine. Single-acting pumping engine (larger version of the second drawing in the booklet) - coloured drawing and uncoloured reverse copy. Sun & planet engine with parallel motion (larger versions of the third drawing in the booklet) - 3 coloured drawings, 2 with an explanatory key. Plan and sections of Hornblower & Maberly's engine - coloured drawing and uncoloured reverse copy. Sheet with drawings of pumping and sun and planet rotative engines and elevations and plan of Hornblower & Maberly's engine, marked "Suppose made at Maberley & Hornblower's trial in 1796". These drawings were made for use in Boulton & Watt's legal proceedings against Jabez Carter Hornblower and his partner Stephen Maberly. See also: Portfolio 5/1353b (drawings of Hornblower & Maberly engines erected in the North East). |