Panel from an Altar Frontal. Italy. Date: 1450-1500. Dimensions: 101.5 x 52.4 cm (40 x 20 5/8 in.). Silk, warp-float faced 3:1 broken twill weave with weft-float faced 1:3 'Z' twill interlacings of secondary binding warps and gilt-metal-strip-wrapped