| Description | 40 horse power double-acting sun & planet engine, with 31½ inch cylinder, 7 foot stroke, parallel motion.
Includes reverse general view of the engine, reverse plans and section of the engine and boilers; reverse plans and sections of the engine house; parallel motion - reverse drawing mis-dated as Jan. 1791 (actually Jan. 1792); working gear - reverse drawing; beam and catch pin straps, connecting rod (both reverse); sun & planet wheels and framing - reverse drawing dated 28 Jun. 1793.
Also rough reverse general view and plan dated Nov. 1791, showing engine with a 33½ cylinder and connection to the mill; rough plan of engine dated Mar. 1789, and rough sketch plan and section of the premises showing water wheel dated Feb. 1789. All the engine drawings bear letter codes.
Original Portfolio or 'Book' No. 162. Catalogue of Old Engines p. 16.
For John and Samuel Simpson. Cotton mill, Shude Hill, Manchester. By 1796 the firm had become John Simpson & Co.
See also: Engine Agreements, Incoming Correspondence. |