Void signed pocket méténier, enamelled stoneware, period art deco

Cup, empty Pocket Art Deco, from the 1920s, sandstone, with nice décor of drips of blue glazes dark beige background. It is signed below in hollow, G Martin, for the ceramist Gilbert Méténier (1876-). Nice sandstone art Deco in very good condition. Dimensions: 14 by 14 cm / / height 7 cm / / 456 g weight