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Scientific American, Vol. 66, No. 25 (1892) (1892)

leaf 10

An illustration from Scientific American, Vol. 66, No. 25 (1892), 1892, leaf 10
at one end. If the arm cabin of honest John Hance. Under a sheltering hill, rests on the roof of the main building, 163 feet above were raised, it is evident that the pawl would be with- drawn from the notch and the windlass would be beside a living stream, nestled amid gigantic pines, some of… … circuit. When the clock in its motion closes the cir- cabin to the rim is less than 300 yards. But even WINDLASS AND ELECTRIC TRIPPING MECHANISM. cuit, which it does precisely at noon, the electro-mag- when within a hundred feet of the mysterious rim, not net is excited, its armature is attracted,…

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