… backing, for mosaics or similar decorative purposes; leaded lights and the like; multicellular or foam glass in blocks, …
Explanatory notes
… backing, for mosaics or similar decorative purposes; leaded lights and the like; multicellular or foam glass in blocks, … glass, which are inlaid in cement to produce ornamental designs on the façades of buildings. (2) Leaded lights for … are made with the cames of other metals, particularly copperlight glazing, to make them more fire resistant. (3) …