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 157
J/if.-f K. 7W. i.rt> /,>« M^ym.^/^.r,^,vu … COL This is what Sir Ifaac Newton calls the experlmentum crucis;being that which led him out of the difficulties into which thefirft phaenomenon, iJc. had thrown him, and plainly (hewd adifferent degree of refrangibility, and a different Colour corre-fponding thereto in the rays of light; and that…
Art · Industrial arts
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