Explanatory notes
… (VI) Mother‑of‑pearl, the lustrous, iridescent nacreous lining of certain shells; its surface appears to be … cases, snuff‑boxes, powder‑boxes, buckles, clasps, lipstick cases. (2) Handles or mountings for brushes, … for spectacles, pince‑nez, lorgnettes, goggles and the like). (g) Articles of Chapter 91 (e.g., watch and clock …