ith a fine and all of cast iron. The wheel weighs about 104,000 being heavier and semi-rigid, created a tendency to pitch. There are four propulsive screws seven feet each pounds, and was tested to a speed of 76 revolutions per in diameter, capable of revolving at high speed, driven pitch the… … Launched. NATURAL AND ARTIFICIAL FLIGHT.
Internet Archive · Public domain (published before 1931). Free to use for anything.
