Proportion, or, The geometric principle of beauty, analysed (1843)
Hay, D. R. (David Ramsay), 1798-1866 · Edinburgh and London, W. Blackwood and Sons · leaf 69
Rectangles fivm ike vertical and horizontal ■/■:>: positions of the strain lit line agreeably to the harmonious divisions of the quadrant . shewing //fir it may he continued-, and die various other series that arise twm the intersections of these two /nodes of progress. 36l 10 70? 76. Ob For the… … 1 2 3 I 0 i 1-2 ToffO"as 8-9 4-5 3-4 3-5 8-15 2-3
Proportion (Art)
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.