Explanatory notes
… 7013.41 - - Of lead crystal 7013.42 - - Of glass having a linear coefficient of expansion not exceeding 5 x … may be e.g., of ordinary glass, lead crystal, glass having a low coefficient of expansion (e.g., borosilicate … or of flashed glass, and may be cut, frosted, etched or engraved, or otherwise decorated, or of plated glass (for …