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 87
m O as center and OG as radius, describethe circle GHI ; draw tangents PH and PI to thiscircle from the center P of the other circle. Drawperpendiculars to these tangents from O and P andthey cut the given circles at the points A BCD.The lines joining the points A and B and C andD are the required… … Draw two diameters, AC and BD, at right anglesto each other. Draw the lines AB, BC, CD, andDA, joining the points of intersection of these di-ameters with the circumference of the circle ACBD.ACBD is the required square. ROGERS DRAWING AND DESIGN. 101 To describe a square about a given circle. Let…
Mechanical drawing · Machine design
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