Azbak al-Yusufi

See also Bourgoin, Plate 99 and Amir Taz Palace, Cairo.

• The symmetry group of the tiling is *632 (p6m).
• All the internal angles of the constituent polygons are a multiple of 5°.
• Contains one regular hexagon.
• Contains one regular 12-pointed star polygon with vertex angle of 80°.
• There are 7 non-regular reflective tiles (including 2 kites).
• The tiling does not satisfy the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 339 polygons.

1. Thesaurus Islamicus (Azbak al-Yusufi, Cairo, Egypt. West iwan, south wall, lintel) of Not specific. Personal Communication, Information sent to the author, 21c. [pc] (1494AD, 899AH)
2. E.3839:100-1938 (Cairo, Egypt. Sketchbook by James Wild) of V&A collections website. Website: collections.vam.ac.uk, UK, 2015. [vami] {Website}
3. Photo by David Wade: SYR 0728 (Damascus Museum, Damascus, Syria) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}

• Wade photo SYR 0728
• V&A record Sketchbook

• Tiling with chelates

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