Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 163
dle-wheels are constructed with an iron frame-work, to which flat boards, or floats, are attached, placed usually in a radialdirection. But when thus fixed, each float enters the water obliquely, andin fact its surface is perpendicular to the direction of the vessels course onlyat the instant the… … STEAM NA VIGA TION. 131
Inventions
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