Bourgoin, Plate 27

• The symmetry group of the tiling is 4*2 (p4g).
• All the internal angles of the constituent polygons are a multiple of 30°.
• Contains one regular hexagon.
• Contains one regular 6-pointed star polygon with vertex angle of 60°.
• There is one non-regular reflective tile.
• The tiling satisfies the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 170 polygons.

1. (Fatehpur Sikri, Turkish Sultana's House, India) from [smith2] (1565-1605AD, 972-1014AH)
2. Photo by David Wade: IND 0317 (Agra Fort, India) from [wadei] (1573AD, 980AH)
3. Photo by David Wade: TUR 0105 (Selimiye Mosque, Edirne, Turkey) from [wadei] (1574AD, 982AH)
4. Photo by David Wade: TUR 0119 (Selimiye Mosque, Edirne, Turkey) from [wadei] (1574AD, 982AH)
5. Figure 37 (Barsian Mosque, Isfahan, Iran. Minbar) from [smith1]
6. Page 173, Fig. 29b (Topkapi scroll, diagram 59) from [bonner]
7. Page 311 from [abas]
8. Plate 27 from [bourgoin]
9. Uses the same tiles as Page 124 from [critchlow]

• Wade photo BOU 027
• Wade photo TUR 0119
• Wade photo TUR 0105
• Wade photo IND 0317

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