The mechanical engineer's pocket-book. A reference-book of rules, tables, data, and formulæ, for the use of engineers, mechanics, and students (1910)
Kent, William, 1851-1918 · New York, J. Wiley & sons · leaf 91
her end of the base as a centre, cutthe arc at E. Join A E, D E. 24. To construct a square on agiven straight line A B (Fig. 24).— With A B as radius and A and Bas centres, draw arcs A D and B C,intersecting at E. Bisect E B atF. With E as centre and E F asradius, cut the arcs A D and B Cin D and… … 26. To describe a circle abouta triangle (Fig. 26).—Bisect twosides A B, A C of the triangle atE F, and from these points drawperpendiculars cutting at K. Onthe centre K, with the radius K A,draw the circle ABC. 27. To inscribe a circle in atriangle (Fig. 27). —Bisect two ofthe angles A, C, of the…
Mechanical engineering
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![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-42-20.webp)
