Precepts and observations on the art of colouring in landscape painting (1810)
Oram, William, Clarke, Charles, -1840 · London : Printed for White and Cochranne by Richard Taylor · leaf 122
94 APPENDIX, No. III. There is a peculiarity attending the appearance of an enlightened object, an explantion of which may conduce towards the understanding of several parts of the foregoing treatise. It may be considered as a condensation of light, arising from the obliquity of the point of view,… … cipal ray, and the light is so diffused over it, that equal spaces are possessed by equal quantities, its intensities may be considered as A B, or as the breadth of the wall ; but if
Landscape painting
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