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 89
Fig. 195. From G as center with the same radius de-scribe a circle. With the same radius set off arcscutting the circumference at CEF and D. Jointhese points by straight lines and they will form thesides of the required hexagon. To describe an octagon in a given square. (Seedefinition, page 32.)… … Fig. 19K. From ABC and D as centers, with a radius AE,describe arcs cutting the sides at GH, etc. Jointhe points so found to complete the requiredoctagon. ROGERS DRAWING AND DESIGN. 103 To describe an octagon on a given litte, one side ofthe octagon being given. Let AB be the given side, Fig. 197.…
Mechanical drawing · Machine design
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