THE NATURE OF THE PHYSICAL WORLD

BY

A. S. EDDINGTON

M.A., LL.D., D.SC., F.R.S.

Plumian Professor of Astronomy
in the
University of Cambridge

THE
GIFFORD LECTURES
1927

NEW YORK:
THE MACMILLAN COMPANY

CAMBRIDGE, ENGLAND:
AT THE UNIVERSITY PRESS

1929

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