| Description | General Boat Engine Drawings (3 items).
1280d. 10 Horse Power Boat Engines. Jul. 1818, Mar. 1819. 3 items.
Two 10 horse power side lever boat engines.
Cross-section of the boat and engines and plan of the engines and boiler - reverse drawing, Jul. 1818 (the sheet is marked "Richmond" very faintly in the top right corner); cross-section of the boat and engines and plan of the engines and boiler, Mar. 1819; "Scheme for 10 horse boat engine" - sketch of arch of framing.
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