Hambidge, Jay, 1867-1924 · New Haven : Yale University Press · leaf 153
A black-glaze skyphos in the Stoddard Collection at Yale, 400, Fig. 18, has a ratio of 1.854 or three whirling square rectangles. The bowl ratio is 1.236 or two whirling square rectangles. AC, CG are two squares. The point H is the intersection of the diagonals of the square HJ and the two whirling…
Design
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.