THE
SOURCE AND MODE
OF
SOLAR ENERGY
THROUGHOUT THE UNIVERSE.
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[Contents]
Typical stages in development of a solar system.(Reproduced from nature. See ChapterXIII.)—1. Newton’s comet, A.D.1680. 2. Comet of 1811, from Guillemin. 3. Donati’s comet, 1858,from Proctor. 4. Nebula in ship Argo, from Flammarion. 5. Open spiralnebula in Virgo, Plate XV., Nichol’s “Architecture of theHeavens,” after Lord Rosse. 6. Plate XII. of same work, nebula inCanes Venatici: a partially closed spiral. 7. Frontispiece of same, analmost completed spiral, in the Lion, seen obliquely: rupture ofconvolutions preparatory to formation of planets. 8. Ideal solarsystem.
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ILLUSTRATED.
PHILADELPHIA:
J. B. LIPPINCOTT COMPANY.
1895.
PHILADELPHIA:
J. B. LIPPINCOTT COMPANY.
1895.
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Copyright, 1894, BY I. W.Heysinger.
All rights reserved.
Electrotyped and Printed by J. B.Lippincott Company, Philadelphia, U.S.A. [3]
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CONTENTS.
PAGE
CHAPTER I.
Statement of the Problem of Solar Energy 17
CHAPTER II.
The Constitution and Phenomena of the Sun 39
CHAPTER III.
CHAPTER IV.