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tion of the tank a float valve adapted to con- trol the passage of water through said pipe aforesaid, whereby the water in the water carrying portion of the tank will be drawn 5 upwardly therein inwardly of the depend- ing portion by the escape of gas from the tank until the level of water falls below the passages outwardly of the depending por-
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tion, to allow escape of air into the tank and prevent the escape of water thereinto. 10 In testimony whereof I affix my signature, in presence of two witnesses. JAMES BAIN PRICE. Witnesses: C. M. IVES, H. B. GRIST.