vides a set of adjustment of the sails and the rudder, may be driven placed according to the above, the body will float in the wheels on which the whole machine may roll along. air; if this weight be greater, the body will sink, like even by a back wind acting' at sharp angles, the fact By driving… … The weight j of the air Extent of the Fish-Hatch- NEMETHY'S NEW FLYING-MACHINE. ing Industry. cushion being equal to the We no longer speak of product of its volume by hatching thousands of fry, its specific weight, but of millions and hun- O = Vj = f(l + v) j. dreds of millions. The The total…
Torpedo · Motor · Patents · Anil · Machine · Scientific American · Preservers · Wilhelms company · Shingle dip · Life preservers · Roof leak · Patent office · American july · Torpedo room · Air cushion · Norris peters
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