Thayer & Chandler (Chicago, Ill.) · The Company · leaf 55
54 THE CHINA PAINTER … FIRING CHINA If the kiln is raised upon a box or platform from 10 to20 inches high, it is more convenient to stack, and also toregulate the burner. Have the box covered with a piece ofzinc or sheet iron. Connect with the chimney in the mostdirect way, using 7 in. pipe which must not taper. If…