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Scientific American, Vol. 59, No. 5 (1888) (1888)

leaf 3

An illustration from Scientific American, Vol. 59, No. 5 (1888), 1888, leaf 3
a loose hook that is mounted dog is mounted on the spindle to which the handles end to be turned by frictional contact, forcing the are attached, having an angular projection at one hollow screw upward, and exerting a lever action upon to turn upon the bow of the shackle, the hook having end… … provided with valves which direct the air expired from McCRACKIN’S BOAT DETACHING APPARATUS, the lungs into the external atmosphere. The entire apparatus weighs less than a pound, and can upon a sliding bar or bolt, which passes beneath a from the side of the casing to limit the movement of be used…

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