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 97
4S GEOMETRICAL PROBLEMS. ^-~~c c \ V \ 077i /eV D Fig. 50. … These are points in the circumference of the ellipse, and the curve may betraced through them. Points in the other half of the ellipse are formedby extending the intersecting lines as indicated in the figure. 45. To describe an ellipseapproximately by means of cir-cular arcs. — First. — With arcsof…
Mechanical engineering
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