Iridescence of glass, [16-17]
Iron oxides, colours derived from, [17]
Jacobite glasses, [329-330]
Japan, practically no native glass, [354]
Japan, glass from Dolmen tombs, [354 note]
Japan, glass in Shoso In treasury, [354-355]
Japan, Sassanian influence, [355]
Japan, glass from prehistoric tombs, [355]
Jasper-glass of Venetians, [207]
Jeremiah on the manufacture of soap, [41]