{"collection":"aor","html_url":"https://unchartedknowledge.5gfusion.net/browse/aor/dv/0137.htm","path":"aor/dv/0137.htm","source_url":"https://sacred-texts.com/aor/dv/0137.htm","text":"The Da Vinci Notebooks\nExperiments on the relation of light and shadow within a room (137--140).Although the balls a b c are lighted from one window, nevertheless, if you follow the lines of their shadows you will see they intersect at a point forming the angle n.\n81:59 : The diagram belonging to this passage is slightly sketched on Pl. XXXII; a square with three balls below it. The first three lines of the text belonging to it are written above the sketch and the six others below it.","title":"Vol. I: III. Six Books on Light and Shade: 137.","type":"page"}