e rear of the boat, or a horizontal distance equal ing the water more time to escaps. brought to bear upon the subject. The inventor of the meth- to the boat's length, for every time the boat advances its The boat is a flat bottomed scow, the bow turning up in od of propulsion under consideration… … GOODWIVS METHOD OF PROPELLING CANAL BOATS. ) 1872 SCIENTIFIC AMERICAN, INC
Patents · Iron · Sewing · Water · Plate · Cast Iron · Rod · Tie rod · Phosphoric acid · Sewing machines · Iron arch · Sewing machine · Bearing cord · Scientific American · Wrought iron · Paper barrel
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