Mirza Akber, Sheet 54a

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 30°.
• Contains one equilateral triangle.
• Contains one regular 12-pointed star polygon with vertex angle of 90°.
• There are five non-regular reflective tiles and one reflective pair.
• The tiling satisfies the interlace condition and has two finite interlaces and no infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 251 polygons.

• Sheet 54a of Mirza Akber. Persian decoration of Mirza Akber, Victoria and Albert Museum, NAL, 1898. [akber] {Pressmark VA.1898.0001}

• Wade photo MA 048

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

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