"First published in 1934, this introduction to the Hermetic System of progressing the natal horoscope is based on Chaldean astrology. Archeologists have discovered clay tablets bearing Chaldean records of a thousand years of astrological observation, correlating events on Earth with their celestial counterparts. But according to tradition, the Chaldean ""religion of the stars"" extends even further back to the legendary lands of Atlantis and Mu."