Haswell, Charles Haynes, 1809- [from old catalog] · New York, Harper & brothers · leaf 174
Take the line A B. At the points A and B draw the arcs B a and A <*, and it will describe the arcrequired. To Describe art Elliptic Arc on tbe Conjugate Diameter— Fig. 18. Draw the diameter A B, and in the middle, at &, erect the perpendicular k o, equalto the height of the arc. Divide the…
Engineering · Mechanical engineering
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