Tiffany, Messrs., favrile glass, 357, 359 Timur or Tamerlane, his conquest, 168 Timur transplants glass-workers, 338 Tobacco ash, glass from, 292 Treviso, discovery of chevron beads, 189 _Trionfi di Tavola_, 213 Turkish element in later Saracenic art, 147-148 Tyre, glass-works in Middle Ages, 148-149 Tiryns, glass inlay in alabaster slabs, 34 Ultramarine, source of blue in Saracenic enamels, 152 _Unguentaria_ or _Phialæ_ of primitive glass, 22, 23, 29-30, 33, 36-37 _Unguentaria_, wavy decoration of, 23 _Unguentaria_, inscriptions on Egyptian, 30-31 _Unguentaria_ from tombs in Southern Italy and Greek islands, 36-37 _Unguentaria_ from Crimean tombs, 37 Uranium, opal glass from, 206 _note_ _Urinalia_ of glass, 134, 139 _note_ Varpelev, enamelled glass from tombs at, 66 Veneer of glass used by Romans, 52-54 Venetian glass, 174-219 Venetian glass, made for Turks, 171-172 Venetian glass, sources of information, 176 _note_ Venetian glass, early mention of, 177 Venetian glass, German pedlars, 177 Venetian glass, manufacture forbidden in Venice, 177 Venetian glass, early manufacture of beads, window-glass, and spectacles, 178 Venetian glass, Germans export glass, 178-184 Venetian glass, competition with crystal-cutters, 178-179, 184 Venetian glass, early commerce with Syrian ports, 179 Venetian glass, early enamelled glass, 179 Venetian glass, little Oriental influence in fifteenth century, 181 Venetian glass, Muranese and Venetian guilds, 183 Venetian glass, manufacture of beads, 185-187 Venetian glass, exported to England and Low Countries, 192 Venetian enamelled glass of fifteenth century, 192-199 Venetian enamelled glass imitates enamels on copper, 193 Venetian enamelled glass, _semé_ gilding, 195 Venetian glass, _Cristallo_, 200-202 Venetian glass, _Cristallo_, varieties of, 203-209 Venetian glass, _Cristallo_ plaque engraved in _intaglio_, 209 Venetian glass, _Cristallo_ mirrors, 209-211 Venetian glass, _Cristallo_ chandeliers, 211-212 Venetian glass, _Cristallo_, attempts to check decline, 212-213 Venetian glass, _Cristallo_, cut and engraved, 213 Venetian glass, _Cristallo_, revival of nineteenth century, 213-214 Venetian glass, _Cristallo_, special qualities of, 214 Venetian glass, _Cristallo_, literature of, 214-219 Venetian glass, _Cristallo_, preparation, 215, 217-219 Venetian glass, _Cristallo_, early practical treatises, 217 Venetian glass in Western Europe, 220-223 Venetian glass, _Cristallo_, early importation to Germany, 256 Venetian glass, _Cristallo_, importation into England, 314-315 Venetian glass-workers, restrictions on emigration, 222-223 Venetian glass-workers, in Netherlands, 240-241 Venetian glass-workers, in England, 307-308 Venetian school, suspended lamps in pictures of, 156 Venetian school, glass in pictures of, 202-203 _Verre_ or _voirre_, use of the French word, 135-136 _Verre de fougère_, 221, 234 _Verre de fougère_, in mediæval times, 113-114