‘Soap of glass’ (manganese), [77]
Soda, the normal alkali of glass, [9-10]
Soda, or maritime group of glass, [10-11]
Soda, source of, [12-13]
Soda, in Venetian glass, [214]
South-Saxon Cemetery, Byzantine glass from, [107]
Southwark, early glass-houses, [302], [312]
Spanish glass, [245-250]
Spanish glass, green glass of south, [245-246]
Spanish glass, literature, [246 note]