| Description | Bell Crank Engines (2 items).
6 horse power bell crank engine, with 16 inch cylinder, 2 foot stroke.
Coloured original side view and plan of the engine and boiler; press copy sketch plan of the engine showing winding planes. The sheet of coloured original drawings bears a letter code.
Original Portfolio or 'Book' No. 585. Catalogue of Old Engines p. 254.
For Sir John Hope, ordered by his agent John Grieve. Colliery winding engine, Cairnie Pit, Inveresk, Edinburgh. This was the second 6 horse bell crank engine ordered for Cairnie Pit and was initially applied to pumping water [see Portfolio 5/760 for a letter from Grieve ordering the engine, and see Portfolio 5/752a above for the first].
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