Ptolemy's Tetrabiblos, Or Quadripartite -

: This book focuses on events affecting entire regions or nations. It explores how celestial phenomena like eclipses and comets influence wars, famines, and the weather.

: The final book examines external life events, such as wealth, social status, marriage , and travel. Scientific and Philosophical Approach Ptolemy's Tetrabiblos, Or Quadripartite

: Here, Ptolemy moves to the individual, discussing factors present at birth that determine physical appearance, temperament, and parental influence. : This book focuses on events affecting entire