The Popular Science Monthly, August, 1900 / Vol. 57, May, 1900 to October, 1900

CONTENTS

Rhythms and Geologic Time	339
The Photography of Sound Waves	354
The Psychology of Red	365
Chapters on the Stars	376
Colonies and the Mother Country (III)	390
Causes of Degeneration in Blind Fishes	397
The Evolution and Present Status of the Automobile	406
Scientific Results of the Norwegian Polar Expedition, 1893–1896	420
Discussion and Correspondence	436
Scientific Literature	439
The Progress of Science	442

EDITED BY
J. McKEEN CATTELL

VOL. LVII
MAY TO OCTOBER, 1900

NEW YORK AND LONDON
McCLURE, PHILLIPS AND COMPANY
1900

PROFESSOR R. S. WOODWARD,

President of the American Association for the Advancement of Science.

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