New linen pillowcase embroidered AC day double checkerboard

New square pillowcase in fine linen, ac monogram embroidered well in relief in the right corner, flat ruffle width 5cm, complex pattern (in the river at the point of return) which looks a bit like a very tight checkerboard. Back buttoned mother-of-pearl closure, hand embroidered buttonholes, very good condition, no wear, stains or holes, fine and tight canvas, pure unbleached linen, the fabric has some original imperfections, the color fades quickly over time. Measurement of washes with modern detergents. Dimensions 78cmx74cm, weight 0.4kg. Pillowcase entirely sewn and embroidered by old hand in perfect condition.