III. Six Books on Light and Shade: 132.
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III. Six Books on Light and Shade: 132.
132.
The difference between light and lustre (132--135).Of the difference between light and lustre; and that lustre is not included among colours, but is saturation of whiteness, and derived from the surface of wet bodies; light partakes of the colour of the object which reflects it (to the eye) as gold or silver or the like.
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