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 344
•-. )->)i;ii y.i Then draw a parallel line to C 5 at 6, 7, and you WiH havethe fquare of the top of the pillar or column, as you can obferveit from the place where you ftand, which is fupposd to be at A. You muft remember, that the lirie drawn from 2 to 6 is onlyan imaginary line, to be rubbJ…
Art · Industrial arts
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