Pair of 19th century linen thread pillowcases embroidered with scallops

Pair of 19th century pillowcases in very fine, very tight, very white, light, cold, exquisite linen thread canvas, embroidered with a scalloped flounce, small intricate openwork and a pc monogram cartouche, all hand-sewn. 6 buttons on the back. A fine untreated pinhole, see photo. High-quality linen. Interior dimensions: 64cm X 69cm.