e. ing situated at the upper edges of the segments, the feath- 8. Two pounds chloride of lime in a parchment bag con- ering movement of the paddles isin the direction of the The object of the peculiar arrangement of the safety valve water pressure, as produced by the current made by the tinued to… … Patented Sept. 28, 1869. For further information address the latter rises, and thus to allow a greater amount of lift the inventor, Mr. Primus Emerson, Carondelet, Mo. than is possible so long as this load remains constant. The device, which we extract from Engineering, is the invention —>--d @ pa…
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