Astronography, or, Astronomical geography, with the use of globes : arranged either for simultaneous reading and study in classes, or for study in the common method (1854)
ccount of this, all theheavenly bodies are seen by rays slightly bent downwardsas they enter the atmosphere, and curving more and moreas they proceed to the eye; so that they thus appearabove their real places. The Sun is thus seen above theHorizon after its body is really below, which makes theday… … in which e s represents a section of the Earths surface, atthe upper vertex of which stands our little Observer ; buthere we have placed his feet somewhat lower than usual,because for our present purpose his eye must be in the 9. What is said of the atmosphere in reference to Refraction ?How is the…
Astronomy
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