Bourgoin, Plate 179

Common and widespread.

• The symmetry group of the tiling is 2*22 (cmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains five regular two-pointed star polygons with vertex angle of 72°.
• Contains two regular pentagons.
• Contains one regular 10-pointed star polygon with vertex angle of 72°.
• There are 6 non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has four finite interlaces and no infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 427 polygons.

1. Photo by Verity Cridland (Hunat Hatun Complex, Kayseri, Turkey. Plaster carvings within the Iwan (Seljuq architecture, Islamic portal facade) from [pc] (1178-1243AD, 573-640AH)
2. Figure 90 (Sultan Han, Turkey. Inner porch) from [aslanapa] (1229AD, 626AH)
3. Figure 74 (Sunqur Sa'di, Cairo, Egypt) from [hill2] (1315-21AD, 714-20AH)
4. Photo by Miroslaw Majewski (Serefeli Mosque, Edirne, Turkey) from [pc] (1419-21AD, 822-4AH)
5. Photo by Miroslaw Majewski (Muradiye mosque, Edirne, Turkey) from [pc]   Variant A(1435-6AD, 838-9AH)
6. Flickr photo (Kok Gumbaz Mosque and Dorut Tilyovat Complex, Shakhrisabz, Central Asia) from [pc]   Variant B(1437AD, 840AH)
7. Flickr photo (Sabil-Kuttab, Qaytbay, Cairo, Egypt) from [pc] (1477AD, 881AH)
8. Page 62, Fig 2.63 and 5.92 (Lid of Qur'an box of Ottman Sultan Selim II) from [broug2]   Variant A(1566-74AD, 973-82AH)
9. Photo from Richard Henry (Havatan Turbesi - Tomb of Havatan, Istanbul, Turkey) from [pc]   Variant A(1627AD, 1036AH)
10. E.3845:174-1938 (Cairo, Egypt. Sketchbook by James Wild) from [vami]
11. Fig 11.11a, Fig 12.3a-c from [ww]
12. Internet photo 313 (Left: house sidi yusuf bronze interior door: view 14thc) from [d-avennes]
13. Internet photo The Metropolitan Museum of Art (No location, Dado panel, Egypt. (1970.327.8), Polychrome marble mosaic) from [pc]   Variant A
14. Page 314 from [abas]
15. Page40, photo 22 (Gunbad-i Alaviyyan, Hamadan, Iran) from [bonner]   Variant A
16. Photo by David Wade: EGY 0810 (Sabil-Kuttab, Qaytbay, Cairo, Egypt) from [wadei]
17. Photo by David Wade: EGY 0932/0935 (Wikala al-Ghuri, Cairo, Egypt) from [wadei]
18. Photo by David Wade: LOU 029 (Egypt) from [wadei]
19. Photo by David Wade: LOU 083 (Egypt) from [wadei]
20. Photo by David Wade: TUR 0731 (Hunat Hatun Complex, Kayseri, Turkey) from [wadei]
21. Plate 179 from [bourgoin]

• Wade photo BOU 179
• Wade photo EGY 0932
• Wade photo EGY 0935
• Wade photo TUR 0731
• Wade photo EGY 0810
• Wade photo LOU 029
• Wade photo LOU 083
• V&A record Sketchbook

• Patterns with variants
• Tilings from copies of a Koran

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