From G & S, page 373. See also page 335 of Abas & Salman; Plate 13, Figure 23, El-Said & Parman, Tomb Towers, Kharraqan; Wade, page 42; and Persian tiles, Phillips and Bunce, page 150. Also Stronge, plates 15c and 16b, from Agra, India.

This pattern is a member of an interesting class of mathematical patterns.

FROM: TILINGS AND PATTERNS by Branko Grünbaum and G. C. Shephard © 1987 by W. H. Freeman and Company. Used with permission. PP Class 71, [p4g,c4,d1], IH Class 71.

Statistics on this tiling:

- Tiling has symmetry
*p4g*. - Tiling has 4 polygons (with 20 edges) of which 1 are specified as copies of others.
- Edges are completely connected.
- Tiling is not edge-to-edge.
- Tiling satisfies the two-polygon condition.
- Contains one non-regular polygon which has reflective symmetry.
- Contains: 2 squares.
- Tiling contains 246 polygons.