List of Papers and Lectures bearing on recent improvements in ship design and construction, to which readers desiring fuller acquaintance with the _technique_ and details of the subjects are referred:— ON A NEW MODE OF CONSTRUCTING IRON AND COMPOSITE SHIPS, by Mr J. E. Scott: Trans. Inst. Engineers and Shipbuilders, vol. xv., 1871-2. ON THE STRENGTH OF IRON SHIPS, by Mr William John: Trans. Inst. N.A., vol. xv., 1874. ON TRANSVERSE AND OTHER STRAINS OF SHIPS, by Mr William John: Trans. Inst., N.A., vol. xviii., 1877. ON A SYSTEM OF SHIPBUILDING COMBINING TRANSVERSE AND LONGITUDINAL FRAMING, by Mr James Hamilton, Jun.: Trans. Inst. Engineers and Shipbuilders, vol. xviii., 1877-88. ON THE LONGITUDINAL BULKHEAD SYSTEM OF IRON SHIP CONSTRUCTION, by Mr Edwin W. De Russet, Trans. Inst. N.A., vol. xvii., 1876. ON IRON AND STEEL FOR SHIPBUILDING, by Mr Nathaniel Barnaby: Trans. Inst. N.A., vol. xvi., 1875. ON STEEL FOR SHIPBUILDING, by Mr Benjamin Martell: Trans. Inst., N.A., vol. xix., 1878. ON THE USE OF MILD STEEL FOR SHIPBUILDING in the French Dockyards, by M. Marc Berrier-Fontaine: Trans. Inst., N.A., vol. xxii., 1881. ON STEEL IN THE SHIPBUILDING YARD, by Mr William Denny: Trans. Inst. N.A., vol. xxi., 1880. ON THE ECONOMICAL ADVANTAGES OF STEEL SHIPBUILDING, by Mr Wm. Denny: Journal (No. 1) Iron and Steel Institute, 1881. ON IRON AND STEEL AS CONSTRUCTIVE MATERIALS FOR SHIPS, by Mr John Price. Proceedings Inst. Mech. Engineers, 1881. ON STEEL, by Mr James Riley; Lectures on Naval Architecture and Marine Engineering: Glasgow, William Collins & Sons, 1881. ON WATER BALLAST, by Mr Benjamin Martell: Trans. Inst. N.A., vol. xviii., 1877. ON THE CELLULAR CONSTRUCTION OF MERCHANT SHIPS, by Mr William John: Trans. Inst. N.A., vol. xxi., 1880. ON THE INCREASED USE OF STEEL IN SHIPBUILDING AND MARINE ENGINEERING, by Mr John R. Ravenhill: Trans. Inst. N.A., vol. xxii., 1881. ON THE STRUCTURAL ARRANGEMENTS AND PROPORTIONS OF H.M.S. “IRIS,” by Mr W. H. White: Trans. Inst. N.A., vol. xx., 1879. ON THE QUALITY OF MATERIALS USED IN SHIPBUILDING, by Mr H. H. West: Trans. Inst. N.A., vol. xxiii., 1882. ON THE USE OF STEEL CASTINGS IN LIEU OF IRON AND STEEL FORGINGS FOR SHIP AND MARINE ENGINE CONSTRUCTION, by Mr William Parker: Journal, Iron and Steel Institute, 1883. SOME CONSIDERATIONS RESPECTING THE RIVETTING OF IRON SHIPS, by Mr Henry H. West: Trans. Inst. N.A., vol. xxv., 1884. RECENT IMPROVEMENTS IN IRON AND STEEL SHIPBUILDING, by Mr William John: Iron and Steel Institute, 1884. CHAPTER II. SPEED AND POWER OF MODERN STEAMSHIPS.