Leonardo, da Vinci, 1452-1519, Rigaud, J. F. (John Francis), 1742-1810, Brown, John William · London : J.B. Nichols and Son ... · leaf 215
shes by de-grees the strength of them, increasing the lighttill it comes upon the chin, where it terminates,and loses itself, blending softly into the shades onall sides. For instance, if such light were A E,the Une F E would give light even to the bottom ofthe nose. The line C F will give light… … 108 LIGHT AND SHADOW. Chap. CXCVII.—Of the Termmation of Bodiesupon each other. When a body, of a cylindrical or convex sur-face, terminates upon another body of the samecolour, it will appear darker on the edge, than thebody upon which it terminates. And any flatbody, adjacent to a white surface,…
Leonardo, da Vinci, 1452-1519 · Painting · Drawing · Perspective
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![An illustration from A phrenological chart, presenting a synopsis of the science of phrenology : the phrenological analysis of the primitive powers of the mind, in their various degrees of developement, the phenomena produced by their combined activity, and the location of the corresponding organs, together with the phrenological character of [blank] / by J. Fletcher. (1837)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b21119557-10-1.webp)
