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Scientific American, Vol. 35, No. 20 (1876) (1876)

leaf 7

An illustration from Scientific American, Vol. 35, No. 20 (1876), 1876, leaf 7
h the diagrams annexed, cores may be employed, arranged in any required number maker, serving as a conductor, instead of being made rec- from the English Mechanic, will enable the reader to obtain round the apparatus. tangular in shape, is constructed in the form of a trapezium a tolerably correct… … committed involuntary suicide in the tized throughout its whole extent. It above manner. It is estimated that at should further be observed that the near each of the large lighthouses on the coast some 2,000 birds or triangle,so that the rubber which acts against it continues est part of the magnet…

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