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TetrabiblosNo. IiClaudius Ptolemy(Ashmand 英譯 1822)

In the latitude of Southern Britain the total number would still amount to the same, viz. 147° 44′, but it would show 7° and about 30′ of Virgo to be ascending.

段落 tetra-4-noii-12public-domain (Ashmand 1822)
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