Two engraved ceramic bowls, Afghanistan, 11th - 13th century Flat-winged bowls in red clay ceramic with beige slip, with esgrafié decoration, one of a pentagon with curved edges on a squared background, the second of a band of wavy plant stems. Each piece is covered with green and yellow colored glazes. Diameter: 14.5 and 15 cm Small chips. Provenance: Former collection of a Paris researcher (Part I).