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Scientific American, Vol. 36, No. 26 (1877) (1877)

leaf 7

An illustration from Scientific American, Vol. 36, No. 26 (1877), 1877, leaf 7
place adjusta- Patented December 26, 1876. For further particulars, ad- | single and attached to them directly at the middle of their dress the inventor, Rev. Alexander Berghold, New Ulm, length, so that they can pivot on the springs. Also the upper rod, B. The needle, D, may be made short, as… … to the depth of about thirty feet. The pipes are telescopi- length of the aperture which it aids in forming. The device cally constructed, so that they may be easily lowered below marking gauge, or long, as shown 1n Figs. 2, 8, and 4, to is one of those which, although comprehensible at a glance,…

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