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 360
on the plan,where the object is placed. Accordingly the ray C cutting thelittle line A B, fiiews how far the Ihadow of the little objedl Pmuft go, to be thence drawn to the point of fight T. The object V cafts its fhadow all along; tho in its way itdefcends into a ditch. The lliadow of the wall R… … ^/^ ./-l-^Vj-
Art · Industrial arts
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