Leonardo, da Vinci, 1452-1519 · London : Pinted for J. Senex ... and W. Taylor ... · leaf 125
if for inftance, yourfivft Object be a Tree, place a Glafs over againftit, and holding your Eyes fteadily in the famePofiuon, Deftgn your Tree upon thcGUTsi tra-cing out the Contour from the Image before yourEye;, having done this, retire backwards tillInch time as the Natural Tree appears… … ■ By Leonardo da Vinci^ 99 length it be brought to refemble the Natu-ral Tree, both in Form and Colour •, info-much that by (hutting one Eye, they may ap-pear both painted alike, and both equally di-ftant: Continue the fame Courfe, with regard tothe other Objects, at the Second and Third Di-ftance…
Painting
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