Johnston, Philip Devereux, 1855- · New York, D. Williams Company · leaf 13
diameters A C andB D cutting at O, bisect A O at Eand from E with radius E B cut AC at F. From B with radius B Fcut circumference at G and withsame radius step off I, K and H.Draw B G, G I, I K, K H and H B. 22 To construct a pentagon ona given straight line. Let A Bbe the given straight line.…
Mechanical drawing
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