… blocks, slabs, bricks, squares, tiles and other articles of pressed or moulded glass, whether or not wired, of a kind used for building or construction purposes; glass …
Explanatory notes
… blocks, slabs, bricks, squares, tiles and other articles of pressed or moulded glass, whether or not wired, of a kind used for building or construction purposes; glass … combined with blowing); they are chiefly used for covering roofs, cupolas or archways, but are also used, usually in …