| Description | Bell Crank Engines (2 items).
4 horse power bell crank engine, with 13 inch cylinder, 2 foot stroke.
Reverse plan and sections of the engine and boiler, engine platform, framing etc. (this sheet has press copies of a section and plan of the engine and boiler dated Jul. 1807 stuck on the back); press copy sketch of air pump vessel and pipes etc. The reverse drawings and the air pump drawing bear letter codes.
Original Portfolio or 'Book' No. 480. Catalogue of Old Engines p. 252.
For Samuel Cheetham. Textile mill [?], Stockport, Cheshire. The engine was sold to Birley & Hornby for a mill in Blackburn, Lancashire in 1809.
See also: Portfolio 5/773.
Incoming Correspondence (from James Lawson).
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