| Description | Pumping and Canal Engines. (23 items).
Single-acting engine, with 46 inch cylinder, 8 foot stroke, chain connection. 44 inch cylinder added 1812 [?].
Original and reverse general view of the engine, reverse ground plan of the engine and boiler, reverse and original plan of the first floor, inside front view of the engine and boiler and cross-section of boiler, outside front view of the engine and boiler; working gear - partially coloured original and reverse front and side view; plans of the lower and top working gear - partially coloured original and reverse drawings; nozzles, clack door piece, working barrel, eduction pipe, working gear hands and catches etc., martingales, boiler stays, beam strap ends, king post glands, chain links, piston rod cap, adjusting screw etc. - reverse drawings; plan and section of the locks marked "Approved design of Birmingham Canal Locks Feb. 1784" in James Watt's hand. All the drawings except the last item bear letter codes.
Original Portfolio or 'Book' No. 42. Catalogue of Old Engines p. 134.
For the Birmingham Canal Co. Ocker Hill, near Tipton.
See also: Incoming Correspondence.
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