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Scientific American, Vol. 56, No. 22 (May 1887) (1887)
leaf 7
of each roll meas- ceives a thrust from the air (Fig. 2). speed of 14 knots per hour. The Parthia will leave ures twenty-four inches. Egg shells placed upon a jet of water are held thereon Hong Kong early in May, as the first of the line. The forward wheel is divided into four sections, so in the… … IMPROVED TWENTY-TON STEAM B0AO ROLLEB. © 1887 SCIENTIFIC AMERICAN, INC.Patented · Patents · Munn · Center · Contained · Scientific American · Dammar · Emergent pencil · Sole manufacturers · Specific gravity · American supplement · Address munn · Letters patent · Express money · Sewing machine · Side pieces
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