Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 751
L i k V When the quantity of gas made in twenty-four hours does not exceed 30,000 cubic feet, or when thequantity made is decreased 1200 cubic feet at a time, on the approach of summer, the ovens maycontain two retorts, as shown in Fig. 1900. The flues are arranged in a similar manner to those in…
Mechanical engineering · Mechanics · Engineering
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