Ball, R[obert] S[tawell], Sir, 1840- [from old catalog] · New York, H. Holt and company · leaf 135
heres is reversed. The Arctic Circle is in per-petual darkness, the Antarctic Circle is in perpetualsunshine. Winter reigns over the entire northern 1.2 n6 Astronomy. hemisphere, while summer prevails throughout thesouthern hemisphere. Finally, when the earth is at the intermediatepositions we have…
Astronomy
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