Is this a frieze, or not?
A decoration on the door of a house in via Durini, in Milan; if we consider only the left part of the clapper (and imagine to extend the decoration to infinity...), we get a frieze of type ∞*.
© matematita
The image belongs to the sections...:
∞* (p1m1) (Symmetry)
In the city center (From the exhibitions of matematita)
Doors and windows (Anthology of images)
Doors and windows (Symmetry)