A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1853)
Mattison, Hiram, 1811-1868 · New York, F. J. Huntingdon [etc.] · leaf 29
MERIDIANS. … given The Torrid Zone is situated betweenthe Tropics; the Temperate, betweenthe Tropics and the Polar Circles ; andthe Frigid, between the Polar Circlesand the Poles. Meridians are imaginary lines drawnfrom pole to pole over the earths sur-face. Meridians cross the Equator at right angles; and…
Astronomy
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