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Scientific American, Vol. 78, No. 24 (June 1898) (1898)
leaf 4
respect from the usual vacuum con- ^ < » » •i—. of the cap forms a valve adapted to engage the valve- Too Poor to be Economical. densers. The products of condensation flow into a .seat mentioned previously, so as to prevent the oil from Several leading Americans who have been seeking to reservoir,… … grow maximum crops with intelligent husbandry. many cases lagging behind. A sFBA^Tnra device fob cabbubetebs. © 1898 SCIENTIFIC AMERICAN, INC.Gun · Smokeless · Guns · Spanish · Breech · Fort · Vessels · Smokeless powder · Powder · Brown powder · Muzzle velocity · Scientific American · Electric lamp · Steel wire · Drained soil · Incandescent electric · Lake george · Horse power
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