Rogers' drawing and design; an educational treatise relating to linear drawing; machine design; working drawings; transmission methods; steam, electrical and metal working machines and parts; lathes; boiler and parts; instruments and their use; tables, etc (1913)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 29
Fig. 68. Fig. … Fig. 71. A sphere is a solid, bounded by a uniformlycurved surface, any point of which is equidistantfrom the center, Fig. 71. A polyhedron is a solid, bounded by polygons.There are five regular polyhedrons—as follows : A tetrahedron is a solid, bounded by four equi-lateral triangles, Fig. 72. A…
Mechanical drawing · Machine design
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