The stoneware (Steinzeug) came mainly from the Rhineland and, in particular from Cologne, Westerwald, Siegburg, and Raeren (the latter now in Belgium). Manufacture probably began in Cologne about 1540. The body of the stoneware is extremely hard and varies from almost white (Siegburg) to bluish gray (Westerwald); a brown glaze over a drab body is also to be seen (Raeren). The surface is glazed with salt—no more than a smear glaze, pitted slightly, like orange peel. A smooth, though still very thin, glaze was achieved by mixing the salt with red lead. Particularly popular at Cologne in the late 16th ...(100 of 42409 words)