| Description | Pumping and Canal Engines. (29 items).
568. Pontesbury Colliery, Shropshire. May-Jul. 1793. 29 items.
Single acting engine, with 33 inch cylinder, 7 foot stroke, chain connection, unequal beam.
Coloured original and reverse general view of the engine, plans and sections of the engine and boiler; reverse plans and sections of the engine house - these have been crossed out and marked "engine house of wood"; reverse plan and sections of the wooden engine house and framing, beam and condenser; sheet of drawings of condenser, pipes, damper plate and fire door and frames etc.; chain links, adjusting screws, catch pin, arch plates for beam ends; plummer blocks and gudgeons, air pump rod cap, beam strap ends, gland, nut and washers, piston rod cap and cross bar, air pump cross bar, martingales, condenser, damper plate and frame, boiler steam pipe, fire door and frame, manhole pipe, grate bars, eduction pipe, perpendicular steam pipe etc. - reverse drawings; working gear - coloured original front and side views. All the drawings bear letter codes.
Original Book (Portfolio) No. 200. Catalogue of Old Engines p. 290.
For John Probert of Copthorn, Francis Lloyd of ?, John Jones of Shrewsbury, Nathaniel Betton of Shrewsbury, Thomas Lloyd Anwyl of Shrewsbury, the Reverend Edward Blakeway of Shrewsbury and John Lawrence of Upper Shelvefield and the other adventurers and co-partners in Pontesbury Colliery, Shropshire.
See also: Engine Agreements.
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