Agra, India
 
 
  data15/S17B
(Click on image for high-quality PDF version)
 
 
 
 data15/S17B
(Click on image for high-quality PDF version) 
 
Geometry
 
 
-  The symmetry group of the tiling is *442 (p4m).
-  All the internal angles of the constituent polygons are a multiple of 22.5°.
-  Contains one square.
-  Contains one regular 8-pointed star polygon with vertex angle of 45°.
-  There are three non-regular reflective tiles.
-  The tiling satisfies the interlace condition and has one finite interlace and  one infinite interlace with straight cross-overs.
-  The tiling is edge-to-edge.
-  As drawn, contains about 100 polygons.
 
References
 
 
Publications referenced: 
 
 
-  Plate 17b (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.}
  Photo?  
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