| Description | General Boat Engine Drawings (15 items). 1280c. Drawings of Various Boats. 1816-1820, 1824, 1831, 1844, 1866, not dated. 15 items. "Steam Boat for Bahia" - reverse side view and half plan, cross-section of the boat and plan and elevation of the engine and connecting shafts and wheels, May 1816. "Sketch for a steam fly bridge" - cross-section, side view and plan of a twin-hulled boat designed as a floating bridge, 1817. "Vista del Barco de Vapor que se está construyendo en este ano de 1818" - copy of an original drawing sent by Darthez Bros., 29 Jun. 1818. "Scheme for Richmond boat" - outline section of the boat and paddle wheel and plans of the boiler, Jul. 1819. Letter from William Clark dated Plymouth Dock, 5 Jan. 1820, with section of the schooner Diamond. Steam boat Victory - reverse side and end views and half plan sent by James Brown, Apr. 1820. "Section of the Jersey steam vessel at the aft end boilers" - copy of a drawing by W. Evans, 15 Jan. 1824 [for the Southampton & Jersey Steam Packet Co.]. "African Steamer - scheme for putting in 50s" - section and plan made in the London office, 23 Aug. 1831. "Drawing of engine room for the first class steam vessels as Firebrand lengthened" - tracing of a drawing by William Symonds of the Admiralty, Jan. 1844. Plan and sections of "mud boats" [dredging boats] - 2 sheets of partially coloured tracings made in the London office, Jun. 1866 (marked "to G. A. Lyster"). "No. 1 - Plan of boat proposed by Mr. Robison" - cross-sections, side view and plan of boat called Water Witch, with paddle wheel at rear powered by locomotive-style steam engine with horizontal cylinders (not dated). Rough section of a boat - Sons of Commerce [?], not dated. Rough draft section and plan of a steam boat with engine pencilled in, not dated.
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