objectWoolColors & materialsFiber from sheep, dyed and fulled for cloth. Not linen, and not felt as the matted form alone.Wool is used in Dye.Pliny’s Natural History treats wool among the chief cloths that take mordants and dyes. A Roman-era textile use of fleece as the dyed ground, not linen alone and not generic cloth.from Pliny the Elder · Natural History, c. 77 CEused in · sourced · documentedsourcesNatural History · Pliny the ElderPliny, Naturalis Historia.