Main dimensions and main ratios: The ship's length; Ship's width and stability; Depth, draught and freeboard; Block coefficient and prismatic coefficient; Midship section area coefficient midship section design; Waterplane area coefficient; The design equation. Lines design; Statement of the problem; Shape of section area curve; Bow and forward section forms; Bulbous bow; Stern forms; Conventional propeller arrangement; Problems of design in broad, shallow-draught ships; Propeller clearances; The conventional method of lines design; Lines design using distortion of existing forms; Computational Fluid Dynamics for hull design. Optimization in Design: Introduction to methodology of optimization; Discussion of some important parameters; Special cases of optimization; Developments of the 1980s and 1990s. Some unconventional propulsion arrangements: Rudder propeller; Overlapping propellers; Contra-rotating propellers; Controllable-pitch propellers; Kort nozzles; Further devices to improve propulsion. Computation of weights and centres of mass: Steel Weight; Weight of 'equipment and outfit' (E&O); Weight of engine plant; Weight margin. Ship propulsion: Interaction between ship and propeller; Power prognosis using the admiralty formula; Ship resistance under trial conditions; Additional resistance under service conditions. Appendix.