The Earth's Beginning

by Robert S. Ball

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THE

Earth’s Beginning

BY

SIR ROBERT S. BALL, M.A., LL.D., F.R.S.

Lowndean Professor of Astronomy and Geometry in the University of Cambridge,

Author of “Star-Land,” “The Story of the Heavens,”

etc. etc.

WITH FOUR COLOURED PLATES AND

NUMEROUS ILLUSTRATIONS