Proportion, or, The geometric principle of beauty, analysed (1843)
Hay, D. R. (David Ramsay), 1798-1866 · Edinburgh and London, W. Blackwood and Sons · leaf 23
GEOMETRIC PRINCIPLE OF BEAUTY ANALYSED. 7 physiology of the eye dif- 4- … being at the same time affected by the refractive powers of the vari- ous transparent media through which they pass. Eyes differ also in regard to the distance at which objects are most distinctly seen, and this difference no doubt arises from variety in the construction of the transparent media,…
Proportion (Art)
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.