6Discussion of the Phenomena.
21Partial Interception of the Sun's Light and Heat.
7Elements of the Orbit.
22CHAPTER VII. FURTHER RESEARCHES OF REICHENBACH—THEORY OF METEORS—STABILITY OF THE SOLAR SYSTEM—DOCTRINE OF A RESISTING MEDIUM.
8II. The Meteors of August 6th–11th.
23CHAPTER VIII. DOES THE NUMBER OF AEROLITIC FALLS VARY WITH THE EARTH'S DISTANCE FROM THE SUN?—RELATIVE NUMBERS OBSERVED IN THE FORENOON AND AFTERNOON—EXTENT OF THE ATMOSPHERE AS INDICATED BY METEORS.
9III. The Meteors of April 18th–26th.
24The Meteoric Theory.
10IV. The Meteors of December 6th–13th.
25Variable and Temporary Stars.
11V. The Meteors of January 2d–3d.
26The Lunar Theory.
12General Remarks.
27The Solar Theory.
13CHAPTER III. AEROLITES.
28CHAPTER XII. THE RINGS OF SATURN.
14The Epoch of November 29.
29Remarks on the foregoing Table.
15I. The Epoch of November 11th–14th.