| Description | Bell Crank Engines (7 items).
6 horse power bell crank engine, with 16 inch cylinder, 2 foot stroke.
Reverse plan and sections of the engine and boiler, framing, engine platform etc. (4 drawings on 1 sheet); bevel wheel, ring for bevel wheel - reverse drawings; sketch of disengaging apparatus - shaded direct copy; sheet of sketches and notes on the bevel wheel and pinions etc.; pencil sketch of shaft; press copy sketch of upright shaft, pulley etc. All the drawings except the last 3 items bear letter codes.
Original Portfolio or 'Book' No. 480. Catalogue of Old Engines p. 252.
For Josiah Spode. Flint mill, pottery works, Stoke-on-Trent, Staffordshire.
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