Alhambra, Salon de Comares

The pattern occurs as two ceramic dados in each of the southern alcoves in both east and west walls of the Salon de Comares. The colours alternate in the original.

• The symmetry group of the tiling is 4*2 (p4g).
• All the internal angles of the constituent polygons are a multiple of 45°.
• There is one non-regular reflective tile.
• The tiling satisfies the interlace condition and has one finite interlace and no infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 63 polygons.

• Page 34 (bottom) of Charles Cahier and Arthur Martin. 376 Decorative Allover Patterns from Historic Tilework and Textiles, Dover, 1868. ISBN 048626146. [cahier]
• Figure 3 (d), page 3 of B Grünbaum and G C Shephard. Tilings and Patterns, W H Freeman, 1987. ISBN 071671193. [gands] {Most important work in this area.}

• Wade photo SPA 0205

• Monohedral tilings with symmetry p4g

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