Smith, Hamilton Lanphere, 1819-1903. [from old catalog] · Cleveland, M. C. Younglove and company · leaf 19
Instead of this, however, a new and unexpected phenomenongreets the eye. The vessel sails away, and soon arrives at thehorizon, and then slowly sinks from view. First the hull disap- 16 THE WORLD. pears, then the sails, and at last the flag, presenting the appearance,shown in this engraving. … This then is the second step towards obtaining an accurateknowledge of our earth, and we learn that the surface of ourlakes, and seas, is not an extended plain, but curved. If we wereon a vessel at sea, we would perceive the horizon encompassing uslike a vast circle, of which, we would be the…
Astronomy · Meteorology · Geology · Paleontology
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