Wine-bottles, stamps on, [322]
Wine-glasses, see Drinking-glasses.
Winter, Friedrich, Silesian glass engraver, [285]
Wolf, engraver by stip process, [297-298]
‘Würzburg’ flask in British Museum, enamels on, [153]
Yard, a form of drinking-glass, [331]
Yellow from antimony in primitive glass, [29]
Yellow, source of, in mediæval window-glass, [133]
Zozimus, treatise on alchemy, [120]
Zunft-becher or guild glasses, [270]