Hambidge, Jay, 1867-1924 · New Haven, Conn., New York City, Yale University Press; [etc., etc.] · leaf 154
DYNAMIC SYMMETRY 1 12 Black-glaze Skyphos 397 in the Stoddard Collection at Yale, Fig. 16, has a 1.854 ratio. As AB is the diagonal to a square the area of this vase with- out the foot is equal to a root-four rectangle. The bowl, as shown by E, has a 1.236 ratio or two whirling square rectangles. G… … Yale black-glaze Skyphos 399, Fig. 17, has an overall ratio of 1.854 while the bowl is 1.236, and the vase without the foot is a root-four rectangle.
Design · Vases, Greek
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.