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Scientific American, Vol. 50, No. 15 (1884) (1884)

leaf 3

An illustration from Scientific American, Vol. 50, No. 15 (1884), 1884, leaf 3
bsolute free trade. They the pipes. The body of the trap is cast in the shape of a a tube, B, which may be made solid with the top and screw- would rob honest men ot the fruits of their brain labor in cylindricat cup, as indicated by the dotted lines in the engrav- ed into a hole in the bottom. Oil… … cut) which extend through the slot, and are held by nuts so as to draw the wires firmly against the two edges of the post; MERSHON’S IMPROVED VALVE OILER. McCLOSKEY’S REMOVABLE BOTTLE TRAP two bearing points are thus formed, against which the wire 6, which is soldered in place, and into which is…

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