| Description | Bell Crank Engines (10 items).
2 horse power bell crank engine, with 9ΒΌ inch cylinder, 2 foot stroke.
Reverse side view and plan of the engine, plan of round boiler and chimney (according to the Drawings Day Book these were standard drawings of "little engines" sent to John Rennie by John Southern on 10 Apr. 1799, but they are marked "Mr. Symonds"); reverse section and plan of air pump; fly wheel and crank - partially shaded reverse drawing; reverse side view and plan of the condenser and cistern; plan of the engine and boiler - partially shaded reverse drawing; reverse side view of the engine; front view of the engine and boiler - reverse drawing (the boiler is marked "Copper Boiler - See order to Thoyts & Co. 12 Jun. 1799"); side view of the engine, front view of the engine and section of the boiler and seating, plan of the engine and boiler - reverse drawings (3 drawings on 1 sheet); section of boiler dated 12 Jun. 1799. All the drawings except the last item bear letter codes.
Original Portfolio or 'Book' No. 408. Catalogue of Old Engines p. 252.
For G. Symonds. Reading, Berkshire.
See also: Incoming Correspondence (from John Rennie, John Southern).
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