Book of Astronomy 1st Edition: Introduction
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This downloadable PDF is the Introduction to the 1st Edition of the Book of Astronomy (65 slides).
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Workshop: Elements of Solar Revolutions
This 2.5-hour workshop shows in great detail how to understand and combine several traditional techniques for analyzing a native's chart from year to year, using solar revolutions (solar returns), profections, and the direction of the Ascendant of the solar revolution. Length 2:34:55, 71MB.

Persian Nativities III: On Solar Revolutions
This third volume of the Persian Nativities series is a translation of the surviving Latin version of Abu Ma’shar’s On the Revolutions of the Years of Nativities. It covers all of the primary predictive techniques: profections, solar revolutions, distributions, transits, and firdaria.
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Astrological Prediction: A Handbook of Techniques
This new work by popular Turkish astrologer Öner Döşer embodies an important new trend in astrology: the harmonizing of traditional and modern techniques for contemporary astrologers. The traditional techniques here include: Ptolemy’s Ages of Man, triplicity periods, distributions or directions through the bounds, primary directions, profections, and firdaria. Contemporary techniques include secondary progressions, solar arcs, and transits. Click here for a PDF excerpt.

Choices & Inceptions: Traditional Electional Astrology
Medieval electional astrology in the tradition of Dorotheus
Choices & Inceptions presents numerous works on choosing auspicious times for actions, drawn from the most well-known medieval Persian and Arabic-language authors and compilers: al-Kindi, Sahl bin Bishr, Bethen, al-‘Imrani (Haly Embrany), and al-Rijal (Haly Abenragel). It is the largest collection of traditional electional texts available in modern languages.

Bonatti on Lots
This volume is a detailed treatment of Parts or Lots, including the 7 Hermetic Lots, the Lots of the houses, using Lots in commodities speculation and political upheaval and regime changes. Over 100 Lots that cover all branches of astrology, drawing largely on Abu Ma’shar.

Logos & Light 3: Plato
Volume 3 of the Logos & Light series presents the philosophy of Plato, which was so important to later philosophy and astronomy. Special emphasis is given to the Platonic Forms and how Platonism relates to traditional astrology and magic. See longer description below. Length: 13 hours, 383MB.

Persian Nativities II: ‘Umar al-Tabari & Abu Bakr
This second volume of the Persian Nativities series contains two books, a translation of Three Books of Nativities by ‘Umar al-Tabari and On Nativities by Abu Bakr.

Two Special Configurations: Aversion and Decimation
This downloadable audio lecture describes two important configurations in traditional astrology, illustrating them with chart examples. See longer description below. Contains MP3 audio, slides, and a handout. (Length: 1:12:00, 33MB.)

Hermann of Carinthia: The Search of the Heart
“Every question of astronomy… is either in thought or in speech.”
In the 1140s AD, Hermann of Carinthia assembled instructions from medieval Arabic-speaking authorities on interpreting the unstated thoughts of clients (now called “consultation charts”), often using a “victor” or mubtazz or almuten for topics or the chart. Hermann also offered his own reflections on the proper balancing of dignities, house rank, and planetary strength.

The Book of the Nine Judges
The great medieval compendium of Persian and Arabic masters
The Book of the Nine Judges is the largest traditional compilation of horary astrology, drawn from nine Persian and Arabic astrologers. Translated from Arabic sources chiefly by the 12th-Century Latin translator Hugo of Santalla, it achieved legendary status but has never before been translated into any modern language. It includes material by Masha’allah, ‘Umar al-Tabari, Abu Ma’shar, Sahl bin Bishr, al-Kindi, Abu ‘Ali al-Khayyat, “Dorotheus,” “Aristotle,” and Jirjis. Click here for a PDF excerpt.
