THIS VOLUME CONTAINS THE FOLLOWING 

 TRANSLATIONS. 



I. TRANSLATION INTO ENGLISH. 



Page 



1. The Theory of the Firmament 1 



2. Thoughts concerning the Interpretation of Nature 16 



3. The Fable of Cupid 44 



4. Inquiry respecting Light 82 



5. Aphorisms respecting the Helps of the Mind .... 87 



6. The Interpretation of Nature 89 



7. Phenomena of the Universe 122 



8. The Intellectual Globe 150 



9. The Ebb and Flow of the Sea 192 



10. The Alphabet of Nature 207 



1 1 . Catalogue of Bodies attractive and not attractive .211 



12. Ornamentse Rationale 213 



13. Inquisition of the Conversion of Bodies 215 



14. Translation of Latin Letters 217 



15. Of the Interpretation of Nature 220 



16. The Masculine Birth of Time 223 



17. History of Sound 225 



II. TRANSLATION INTO LATIN. 



The Essays 251 



INDEX . 381 



VOL. XV. 



