John Rigby's photo no 26

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 1.5°.
• Contains one regular two-pointed star polygon with vertex angle of 78°.
• Contains one regular 8-pointed star polygon with vertex angle of 45°.
• Contains one regular 20-pointed star polygon with vertex angle of 36°.
• There are 8 non-regular reflective tiles and one reflective pair.
• The tiling satisfies the interlace condition and has two finite interlaces and one infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 389 polygons.

• From Andalucia photograph (Modern tiling at Alhambra Palace Hotel, Colour from the original) of Not specific. Personal Communication, Information sent to the author, 21 century . [pc]

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