Pottery decorating : a description of all the processes for decorating pottery and porcelain (1907)
Hainbach, Rudolf · London : Scott, Greenwood & son ; New York : D. Van Nostrand Co. · leaf 48
The Preparation of Glazes 37 consisting as it does of pure silica, which is rarely the case with sand. The great hardness of quartz and felspar (which is not much softer) necessitates the use of crushing and grinding machinery capable of exerting a considerable amount of power. The other… … substances are first heated to redness and thrown into water, which quenches or cools them suddenly, thereby producing brittleness and rendering the pulverising process much easier. The machinery generally used for crushing consists of stamps or edge-runners. In the former the lumps of felspar or…
Pottery craft · Glazes · Color in the ceramic industries
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
