20 Furniture, Mirrors, picture frames, goods of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother of pearl, meerschaum and substitutes for all these materials, or of plastics, namely, stoppers of cork, drawer pulls of plastic or wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials