orse SLAM N.Y: drical form of roller boat expects that at high speeds power. The trouble which we an- the resistance of the water to displacement will be so ticipated would arise from the water great that the boat will tend to climb to the surface being carried over by the shell did INTERMEDIATE… … Australia, and the East Indies have, in greater or less degree, increased their exports. France alone sees its der, if propelled at sufficient speed over still water, might tend to climb to the surface, just as a 30-knot torpedo boat will lift several feet of her forefoot above the water at her…
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