The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 301
enweeds, when tried with the trapezium floats in 1811. Experiments on H.M. Stmnii-r •African, vitk Trapezium Floats.First Trial, A/iri/ 14, 1841. All the rectangular floats, twelve in number on each wheel, wereremoved, and twelve trapezium floats were fl.xed to the interiorand middle rings of each… … Fig. 5.- ImprovedTrlangular System when the Vessel is Upright. Secoml Trial, ApriliX, 1841.Number of revolutions made by engines per minute, 23.Speed in statute miles per hour (weather very windy), 8|.Third Trial.—Area of floutx reduced one foot each, and reefed-up 4 in.Number of revolutions made…
Architecture · Civil engineering · Science
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