Floor, The Holy Sepulchre

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains three squares.
• There are three non-regular reflective tiles and two tiles with no mirror image.
• The tiling does not satisfy the two-colour condition.
• The tiling is not edge-to-edge.
• As drawn, contains about 303 polygons.

1. Courtauld Institute of Art (The Holy Sepulchre, Jerusalem. Tiled floor) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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