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Scientific American, Vol. 79, No. 7 (August 1898) (1898)

leaf 3

An illustration from Scientific American, Vol. 79, No. 7 (August 1898), 1898, leaf 3
suspended and balanced of hoisting gear and counterweights, the outboard saloons, and 735 churches. by a weight so that it may be swung in any direction end may be swung to and locked in any position to suit the work. Under the table is the foot treadle, within 20° above or 20° below the horizontal… … vessel's detention at the wharf, and so enables the pier STERNFELD'S STENCIL PERFORATING MACHINE. frame. These rollers are covered with a layer of rubber to unload a greater number of vessels in a given period. and a layer of felt. The lower layer of rubber provides down to the reciprocating shaft…

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