The Principles of the Earth
The principles of phenomena on Earth according to Descartes
Articles 1-5
The Formation of the Earth →

Articles 6-9
The 3 Regions of the Earth →

Articles 10-14
The Matter of the Earth →

Articles 15-19
The Motion Of the Air-Aether Globules →

Articles 18-19
Liquid Properties and Surface Tension →

Articles 20-23
The Second Action of Air-Aether: Gravity →

Articles 24-27
The Effect of Gravity on Bodies →

Articles 28-31
How Does Light Move Air Particles? →

Articles 32-36
The 3 Kinds of Terrestrial Particles →

Articles 37-39
The 3 Kinds of Terrestrial Particles →

Articles 40-47
The Mountains, Seas, and the Air →

Articles 40-47
The Nature of Physical Air →