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Scientific American, Vol. 3, No. 20 (November 1860) (1860)

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An illustration from Scientific American, Vol. 3, No. 20 (November 1860), 1860, leaf 0
e B B B, is properly adjusted, the arm, j, of the rocking door. The light frame, G, secured for the night behind houses in the country, containing valuable property, bar, E, rests between the two metallic plates, K K', the door, supports the metallic plate, /, which is con- would like to know how… … BAILEE'S IMPBOVED MAGNETO-ELECTBIC BTOGLAB ALABM. is connected with the opposite pole. The end, o5, of the magnetic apparatus, Fig. 4, while the arm, j, is con- them accompany ns through the description of this won- plate, /, is bent in the form of a semicircle, partly en- nected with the Opposite…

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