Science / Astrology / Tetrabiblos: Ptolemy's four-volume treatise on astrology (second century). See also Ptolemy, Claudius.
Science / Astrology / Animoder Of Tetrabiblos: A method of birth time rectification, now obsolete, presented by Ptolemy. Sometimes refered to as the Sunrise Indicator. MORE
Science / Astrology / Ptolemy, Claudius: A great astrologer, astronomer and geographer of the second century (ca. 100-178 A.D.) who developed the theory that Earth is the motionless center of the universe about which the planets, sun and Moo MORE