A treatise on the origin, progressive improvement, and present state of the manufacture of porcelain and glass (1832)
[Porter, George Richardson], 1792-1852. [from old catalog] · Philadelphia, Carey & Lea · leaf 59
note similar partsin the different figures. A is the interior area of the kiln. This is fourteen feeteight inches high, and eight feet three inches in diameter:the walls should be three feet thick. BBBB are four air-fluesplaced at equal distances in • the circumference. CCCC are 58 PORCELAIN… … ings are provided with mouth pieces of plate iron. E is adoor-way in the side of the kiln: its sill is three feet above the Fig. 3.
Porcelain · Glass manufacture
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