tion, These purifiers are “filled so that only one arrangement of the retorts and condensers. The retorts, benefit of-such places. : As ‘to the question of cost, the works at a time, and the man.can clean one while the A, are so-arranged that there are two to each fire, and proprietor, -Mr, -P.… … not cost over $1 per 1,000 cubic feet, and that, adding made serves as fuel to the fires, and as there is an excess the interest of the first cost of the buildings, apparatus, it also helps the kitchen fire. The gas is led from the of one faucet, and the purifiers clean themselves. &c., it will not…
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