PTOLEMY
Pears Shilling Cyclopedia · 1898 · p. 81
the geographer, invented the astronomical system called after him about 140 A.D., and it lasted until it was superseded by that of Copernicus (q.v.).
Bu kavram başka kaynaklarda da geçiyor
Chamber's Twientieth Century Dictionary (1908)
Nuttall Encyclopedia (1907)
Zell's Condensed Dictionary (1879)
Readham'da tam maddeyi gor →