| Description | 12 horse power double-acting sun & planet engine, with 19? inch cylinder, 4 foot stroke, parallel motion. Second boiler added 1796.
Coloured original and reverse general view of the engine and plans and sections of the engine and boiler (6 drawings on 1 large sheet, separate sheets of original and reverse drawings); framing and cistern - reverse drawings marked "NB the inclosed was made for an 8 horse engine, but the engine is a 10 horse & the frame must be larger accordingly. J. S. [John Southern]"; parallel motion - coloured original and reverse drawings; working gear - coloured original and reverse drawings.
Also reverse sections of old and new boilers dated 1 Dec. 1796. All the drawings bear letter codes.
Original Portfolio or 'Book' No. 175. Catalogue of Old Engines p. 12.
For William Douglas of Pendleton and James and Edward Weatherby of Newmarket, the executors of Thomas Douglas of Pendleton. Cotton mill, Pendleton. Douglas & Co. originally ordered an 8 horse engine in Jan. 1792, but changed the order to a 10 horse in Feb. John Southern recorded the details of the 10 horse engine in his List of Books, but in Jun. the order changed again, to a 12 horse engine.
See also: Engine Agreements, Incoming Correspondence. |