Mongolian ivory dancers apron, fine Imperial Ching workmanship. A dancers costume with gilt copper carved pieces at top with repousse dorje end pieces, six square pieces carved with endless knot, 1 1/2 inch square, and eight square pieces carved with auspicious symbols, 1 1/2 inches square, then three rows of 6 pieces carved with the auspicious symbols each with a gilt copper bell hanging from it, all connected with multiple rows of round beads, the bottom row of gilt copper Yama faces with flaming jewels with three hanging strands of beads each with a gilt copper bell at the end.