The power of form applied to geometric tracery : one hundred designs and their foundations resulting from one diagram (1851)
Billings, Robert William, 1813-1874 · W. Blackwood and Sons · leaf 66
It is not the number of different curves that always produces the best patterns;thus the principal frame of this pattern is the repetitiou of circles 1. … XXXVII.
Decoration and ornament · Geometry in art · Geometry in architecture · Architectural design · Form (aesthetics) · Geometrical drawing
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