United Mines, Ale & Cakes, 1779, 1780, 1782

Cornish Mine Engines (29 items).

1293. United Mines, Ale & Cakes. Jul. 1779, Apr. 1780, Oct. 1782. 29 items.
Single-acting engine, with 58 inch cylinder, 8 foot stroke, chain connection.

General view of the engine - 2 copies; section of the engine house and longitudinal and cross-sections of the boiler - 2 copies, 1 partially shaded; front view of engine house showing beam and condenser etc. - 2 copies; ground plan of the engine and boiler - 2 copies; first floor plan of the engine and boiler; section of the engine house, ground plan of the engine house - original and reverse drawings; section and plans of the cylinder, condenser etc. - 3 copies, 2 partially coloured; piston, piston rod cap, chain link etc. - 2 copies; plan of the beam, gudgeons (with steam pipe and gudgeon of Poldory engine on the same sheet); eduction pipe; section of nozzle; side view and plan of the working gear, side view of injection handle and plug tree - reverse drawings; balance bob and cradle; cross-section of the balance bob cradle, plan and sections of the bed - 2 drawings marked as being for a model of the Ale & Cakes balance bob; section of ? [boiler flue?].
Also the following later item: sections of new boiler - reverse drawing, Oct. 1782.

Original Portfolio or 'Book' No. 10. Catalogue of Old Engines p. 300.

For United Mines. Ale & Cakes Mine was a part of the United Mines. The engine was still at work in May 1798.

Published references: Dickinson & Jenkins, p. 134, 234, 235, 239, plates XXV - general view, LXXXV, LXXXVI - 1782 boiler.