Dictionarium polygraphicum: or, The whole body of arts regularly digested ... adorned with proper sculptures, curiously engraven on more than fifty copper plates .. (1735)
Barrow, John, teacher of mathematics · London, C. Hitch and C. Davis [etc.] · leaf 272
out the plan: fet off the diameter each way fromthe middle point B, as to H and I. But in either cafe no lineJ3 to be drawn to the point of fight O. 3. To dimi7iiflj a CIRCLE. See plate, fig. 3.Draw a fquare, ABCD about it, and from the angles ADand C B draw diagonals, dividing the circle into… … />/,.^, //^Ue XV
Art · Industrial arts
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