Detailed specification for constructing the wooden hull of a steam boat. Calculation by Annesley and Sowerby of a steam vessel of the following dimensions: length on deck 80 feet, Breadth 16 feet, Depth 8 feet
Published by Annesley and Sowerby, London, and sent to Messrs. Jackson & Maude, the advertisement bears text describing the new system of building ships, boats and barges and sixteen engraved illustrations (by J. Turnbull after W. Annesley). The particular ship described was built at the King's Dock-yard, Deptford; others being builtmay be seen at the Patent Ship-Building Yard, Upper Watergate, Deptford. [See patent 4240 of April 1818.]. Advertisement: Wm. Annesley's New System of Naval Architecture 1819