Ptolemy

'Tetrabiblos'

Bog | Engelsk

Classic astrology. The Tetrabiblos of the famous astronomer and geographer Claudius Ptolemaeus (ca. AD 100178) of Egypt consists of four books, the title given in some manuscripts meaning Mathematical Treatise in Four Books, in others The Prognostics addr

'Ptolemy's Almagest'

Bog | Engelsk

Ptolemy's Almagest is one of the most influential scientific works in history. A masterpiece of technical exposition, it was the basic textbook of astronomy for more than a thousand years, and still is the main source for our knowledge of ancient astr