Calendar: 1861-1862 Page 124

124 APPLIED SCIENCES Construction of and Problems on the curves required in the arts of construction The Conic Sections Cycloid Epicycloid Involute Cardioid &c Elementary Problems in Practical Solid Geometry requiring the straight line and plane only viz Solutions by projections on two co-ordinate planes Solutions by means of figured plans cotes de distance Representation of simple solids bounded by planes their "position in space being given Determination of Shadows by parallel or converging rays Solution of the three cases of the spherical triangle Practice of shading with Indian Ink &c to express light and shade on plane and curved surfaces Practical application to the delineation of the elementary parts of Structures Machines Engines Buildings &c viz Of Engines Tools and Machines Frames Bed-plates Bearings Shafting Coupling Pil- low-blocks Fly-wheels Beams &c Rods β Backs Pinions Wheels plane and bevilled with epi- cycloidal or involute teeth γ Parallel-motions Excentrics Slide-valves Cranks The geometrical principles of all moving parts of machines are drawn first and the details of their construction shown on separate drawings δ The Steam-Engine in detail whether fixed or motive Details of Clocks and Watches as Escapements Fusees Pendulums Trains &c ζ Pumps Pistons Valves Buckets Chain &c Of Buildings Arches Roofs Floors Partitions Framings β Windows Doorways Cornices Entablatures Capitals