Wheal Crenver, 1781

Cornish Mine Engines (11 items).

1322. Wheal Crenver. Mar., Aug. 1781. 11 items.
Single-acting engine, with 48 inch cylinder, 9 foot stroke, chain connection.

General view of the engine, outside front view of the engine and cross-section of the round boiler; section and plan of the engine house; eduction pipe - reverse drawing; cylinder and condenser chain links; section of pump [?] (also used for Poldice No. 3, Polgooth No. 2, North Downs No. 2); clack door and blast hole pieces - reverse drawing; note to Watt with sketch of working barrel; note and sketch of boiler.

Original Portfolio or 'Book' No. 23. Catalogue of Old Engines p. 302.

For Wheal Crenver. According to the List of Engines made at Soho, this engine was stopped in Jan. 1786 and was moved to Godolphin Mine, where it worked from Jul. 1787 to Dec. 1794. It then moved to Herland Mine, where it began work in Jun. 1785, and where it was still working in May 1798.