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The floor of the first level of the Central railway station of Milan is an example of patt...
The floor of the first level of the Central railway station of Milan is an example of patt...
The floor of the first level of the Central railway station of Milan is an example of patt...
The usual parquet with herring-bone pattern is an example of symmetry group 22×.
A floor of regular hexagons that have been coloured so that the symmetry group is 22*. Tou...
