Mirza Akber, Leather Roll(6)

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• Contains one regular 12-pointed star polygon with vertex angle of 90°.
• There are 6 non-regular reflective tiles and one reflective pair.
• The tiling satisfies the interlace condition and has no finite interlace and one infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 275 polygons.

• Page 324 of S J Abas and A S Salman. Symmetries of Islamic Geometrical Patterns, World Scientific, 1993. ISBN 981021704. [abas] {Very many patterns in black and white.}
• Leather Roll(6) of Mirza Akber. Persian decoration of Mirza Akber, Victoria and Albert Museum, NAL, 1898. [akber] {Pressmark VA.1898.0001}

• Tiling with star polygons with 12 points whose vertex angle is 90°

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