DAUM Henri Bergé & Almeric Walter pâte de verre Glass BLUE BIRD PAPERWEIGHT

Pâte-de-verre as a basic concept was produced by Ancient Egyptian and Roman glass makers, prior to the first century AD. At its simplest, the process includes filling a refractory mold with granules of glass, heating the glass in a kiln until the grains fuse into a single mass, cooling and breaking away the mold, followed …