A manhole o
A manhole cover that has symmetry of type o.
© matematita
The image belongs to the sections...:
O (p1) (Symmetry)
Drains and manhole covers (Anthology of images)
Drains and manhole covers (Symmetry)
A manhole cover that has symmetry of type o.
© matematita
The image belongs to the sections...:
O (p1) (Symmetry)
Drains and manhole covers (Anthology of images)
Drains and manhole covers (Symmetry)