![Cimg8454_2](/uploads/item/file/59/CIMG8454_2.jpg)
3 spine concertina
©Popupology 2011
A wave like construction with a repeating undulating surface relief. Part of the 'Paperesonance' series.
©Popupology 2011
A wave like construction with a repeating undulating surface relief. Part of the 'Paperesonance' series.