# Ptolemy's Tetrabiblos

Author: Ptolemy, 100?-170?; Proclus, 412-485 [Adapter]; Ranger, Philip, active 1615-1631 [Other]; Ashmand, J. M. [Translator]

Genre: Category: Philosophy & Ethics

Language: English

License: Public domain

Source: https://www.gutenberg.org/ebooks/70850

Amazon editions: https://www.amazon.com/s?k=Ptolemy%27s+Tetrabiblos+Ptolemy&tag=cyberlibrar00-20

## Summary

I. Proem 1 II. Knowledge may be acquired by Astronomy to a certain Extent 2 III. That Prescience is useful 8 IV. The Influences of the Planetary Orbs 13 V. Benefics and Malefics 14 VI. Masculine and Feminine 14 VII. Diurnal and Nocturnal 15 VIII. The Influence of Position with regard to the Sun 16 IX. The Influence of the fixed Stars 16 X. Constellations North of the Zodiac 19 XI. Constellations South of the Zodiac 20 XII. The Annual Seasons 21 XIII. The Influence of the Four Angles 21 XIV. Tropical, Equinoctial, Fixed, and Bicorporeal Signs 23 XV. Masculine and Feminine Signs 23 XVI. Mutual Configurations of the Signs 24 XVII. Signs commanding and obeying 26 XVIII. Signs beholding each o...

## Chapters

- [Book IV.” (Cooper’s Translation, p. 27.)](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/75/index.md)
- [BOOK IV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/4/index.md)
- [CHAPTER III](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/34/index.md)
- [CHAPTER II](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/6/index.md)
- [CHAPTER III](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/7/index.md)
- [CHAPTER XVIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/63/index.md)
- [CHAPTER XIV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/59/index.md)
- [CHAPTER X](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/74/index.md)
- [CHAPTER XV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/60/index.md)
- [CHAPTER V](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/69/index.md)
- [CHAPTER IX](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/40/index.md)
- [CHAPTER XVII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/62/index.md)
- [CHAPTER V](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/50/index.md)
- [CHAPTER IV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/68/index.md)
- [CHAPTER IX](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/73/index.md)
- [CHAPTER XXIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/27/index.md)
- [CHAPTER VIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/39/index.md)
- [Book 3. It represents that portion of the celestial sphere which is](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/76/index.md)
- [CHAPTER XVI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/61/index.md)
- [CHAPTER XIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/44/index.md)
- [CHAPTER IX](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/13/index.md)
- [CHAPTER VII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/71/index.md)
- [CHAPTER XIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/58/index.md)
- [CHAPTER XIX](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/64/index.md)
- [CHAPTER XXVII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/31/index.md)
- [CHAPTER IV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/49/index.md)
- [CHAPTER X](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/55/index.md)
- [CHAPTER XIV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/45/index.md)
- [CHAPTER II](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/47/index.md)
- [CHAPTER III](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/67/index.md)
- [CHAPTER II](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/33/index.md)
- [CHAPTER XI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/42/index.md)
- [CHAPTER VIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/53/index.md)
- [CHAPTER VI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/70/index.md)
- [CHAPTER III](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/48/index.md)
- [CHAPTER VII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/38/index.md)
- [CHAPTER XXIV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/28/index.md)
- [CHAPTER XVI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/20/index.md)
- [CHAPTER XIX](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/23/index.md)
- [CHAPTER VIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/72/index.md)
- [CHAPTER XII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/43/index.md)
- [CHAPTER IX](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/54/index.md)
- [CHAPTER XXI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/25/index.md)
- [CHAPTER VI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/51/index.md)
- [CHAPTER X](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/41/index.md)
- [CHAPTER I](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/32/index.md)
- [CHAPTER XIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/17/index.md)
- [CHAPTER XX](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/24/index.md)
- [CHAPTER I](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/46/index.md)
- [CHAPTER IV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/8/index.md)
- [CHAPTER II](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/66/index.md)
- [CHAPTER XII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/16/index.md)
- [CHAPTER XV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/19/index.md)
- [CHAPTER XXII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/26/index.md)
- [CHAPTER I](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/5/index.md)
- [CHAPTER XXVI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/30/index.md)
- [CHAPTER XI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/15/index.md)
- [CHAPTER VIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/12/index.md)
- [CHAPTER VII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/52/index.md)
- [CHAPTER VI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/37/index.md)
- [CHAPTER XII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/57/index.md)
- [CHAPTER XIV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/18/index.md)
- [CHAPTER XXV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/29/index.md)
- [CHAPTER VII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/11/index.md)
- [CHAPTER IV](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/35/index.md)
- [CHAPTER V](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/36/index.md)
- [CHAPTER XI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/56/index.md)
- [CHAPTER X](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/14/index.md)
- [CHAPTER VI](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/10/index.md)
- [CHAPTER XVIII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/22/index.md)
- [BOOK I](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/1/index.md)
- [BOOK II](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/2/index.md)
- [CHAPTER V](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/9/index.md)
- [BOOK III](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/3/index.md)
- [CHAPTER I](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/65/index.md)
- [CHAPTER XVII](https://www.cyberlibrary.org/en/books/ptolemy-s-tetrabiblos-70850/chapters/21/index.md)