{"collection":"aor","html_url":"https://unchartedknowledge.5gfusion.net/browse/aor/dv/0237.htm","path":"aor/dv/0237.htm","source_url":"https://sacred-texts.com/aor/dv/0237.htm","text":"The Da Vinci Notebooks\nYou will observe in drawing that among the shadows some are of undistinguishable gradation and form, as is shown in the 3rd [proposition] which says: Rounded surfaces display as many degrees of light and shade as there are varieties of brightness and darkness reflected from the surrounding objects.","title":"Vol. I: IV. Perspective of Disappearance: 237.","type":"page"}