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 156
prifm, thro which the light is tranfmitted,be turnd about its axis, fo as the red, yellow, green, &c. rays beprojected in order, thro a narrow aperture into another prifm,placd at the diltance of about twelve feet; theyellow, green, &c.rays, though falling through the fame aperture in the… … J/if.-f K. 7W. i.rt> /,>« M^ym.^/^.r,^,vu
Art · Industrial arts
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