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PREFACE.

INTRODUCTION. A GENERAL VIEW OF THE SOLAR SYSTEM.

METEORIC ASTRONOMY.

CHAPTER I. SHOOTING-STARS.

I. The Meteors of November 12th–14th.

The Shower of November 14, 1866.

Discussion of the Phenomena.

Elements of the Orbit.

CHAPTER II. OTHER METEORIC RINGS.

II. The Meteors of August 6th–11th.

III. The Meteors of April 18th–26th.

IV. The Meteors of December 6th–13th.

V. The Meteors of January 2d–3d.

General Remarks.

CHAPTER III. AEROLITES.

CHAPTER IV. CONJECTURES IN REGARD TO METEORIC EPOCHS.

The Epoch of November 29.

CHAPTER V. GEOGRAPHICAL DISTRIBUTION OF METEORIC STONES—DO AEROLITIC FALLS OCCUR MORE FREQUENTLY BY DAY THAN BY NIGHT?—DO METEORITES, BOLIDES, AND THE MATTER OF ORDINARY SHOOTING-STARS, COEXIST IN THE SAME RINGS?

I. The Epoch of November 11th–14th.

II. The Epoch of August 7th–11th.

III. The Epoch of December 6th–13th.

IV. The Epoch of April 18th–26th.

V. The Epoch of April 9th–12th.

CHAPTER VI. PHENOMENA SUPPOSED TO BE METEORIC—METEORIC DUST—DARK DAYS.

Meteoric Transits—Dark Days.

Partial Interception of the Sun's Light and Heat.

CHAPTER VII. FURTHER RESEARCHES OF REICHENBACH—THEORY OF METEORS—STABILITY OF THE SOLAR SYSTEM—DOCTRINE OF A RESISTING MEDIUM.

CHAPTER 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.

CHAPTER IX. THE METEORIC THEORY OF SOLAR HEAT.

The Meteoric Theory.

CHAPTER X. WILL THE METEORIC THEORY ACCOUNT FOR THE PHENOMENA OF VARIABLE AND TEMPORARY STARS?

Variable and Temporary Stars.

CHAPTER XI. THE LUNAR AND SOLAR THEORIES OF THE ORIGIN OF AEROLITES.

The Lunar Theory.

The Solar Theory.

CHAPTER XII. THE RINGS OF SATURN.

CHAPTER XIII. THE ASTEROID RING BETWEEN MARS AND JUPITER.

Remarks on the foregoing Table.

CHAPTER XIV. ORIGIN OF METEORS—THE NEBULAR HYPOTHESIS.

CONCLUSION.

APPENDIX.

A. The Meteors of November 14th.

B. Comets and Meteors.

C. Biela's Comet and the Meteors of November 27th–30th.

D. The First Comet of 1861 and the Meteors of April 20th.

PUBLICATIONS OF J. B. LIPPINCOTT & CO., Phila.