Chapter II: Appendix: 383

INDEX 387

LIST OF LITHOGRAPHIC PLATES

FACING PAGE
I.--Northern Constellations 124
II.--Equatorial Constellations 190
III.--Map of Mars 246
IV.--The Pleiades 344
Protractor _In pocket at back of book_

LIST OF FULL-PAGE ILLUSTRATIONS

FACING PAGE
A Total Solar Eclipse _Frontispiece_
The Harvard College Observatory, Cambridge, Mass. 24
Isaac Newton 46
Galileo Galilei 52
The Lick Observatory, Mount Hamilton, Cal. 60
The Yerkes Observatory, Williams Bay, Wis. 100
The Moon, one day after First Quarter 150
William Herschel 234
Pierre Simon Laplace 364

ASTRONOMY