The Turkish Art of Marbling (Ebru) Workshop in Istanbul
Marbling is the art of creating colorful patterns by sprinkling and brushing color pigments on a pan of oily water and then transforming this pattern to paper. The special tools of the trade are brushes of horsehair bound to straight rose twigs, a deep tray made of unknotted pinewood, natural earth pigments, cattle gall and tragacanth. It is believed to be invented in the thirteenth century Turkistan.