Stronge, Plate 13b

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• There are two non-regular reflective tiles.
• The tiling satisfies the interlace condition and has one finite interlace and one infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 89 polygons.

• Position not recorded of I El-Said and A Parman. Geometric concepts in Islamic Art, World of Islam Festival Publishing Co, 1976. ISBN 090503503. [elsaid] {Gives sources of several interesting patterns.}
• Plate 13b (From Agra, India) of Susan Stronge. Indian Architectural Designs, Harry N Abrams, Inc, 1989. ISBN 081093905. [stronge] {A collection of 30 screen designs from the Victoria and Albert Museum.}

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