THE WHEAT-GROWING CAPACITY OF THE UNITED STATES.
THE RACIAL GEOGRAPHY OF EUROPE. A SOCIOLOGICAL STUDY.
THE PLAYGROUNDS OF RURAL AND SUBURBAN SCHOOLS.
UP THE SKEENA RIVER TO THE HOME OF THE TSIMSHIANS. [25]
LIGHT AND VEGETATION.
THE STONE AGE IN EGYPT.
SUPERSTITION AND CRIME.
A GEOLOGICAL ROMANCE.
THE SEASON OF THE YEAR.
BRAIN WEIGHTS AND INTELLECTUAL CAPACITY.
SPELEOLOGY, OR CAVE EXPLORATION. [57]
SKETCH OF CHARLES HENRY HITCHCOCK.
Editor's Table. EVOLUTION AND EDUCATION.
Scientific Literature. SPECIAL BOOKS.
Fragments of Science.
Established by Edward L. Youmans
APPLETONS'
POPULAR SCIENCE
MONTHLY
EDITED BY
WILLIAM JAY YOUMANS
VOL. LIV
NOVEMBER, 1898, TO APRIL, 1899
NEW YORK
D. APPLETON AND COMPANY
1899
Copyright, 1899,
By D. APPLETON AND COMPANY.
Vol. LIV.Established by Edward L. Youmans.No. 2.
APPLETONS' POPULAR SCIENCE MONTHLY.
DECEMBER, 1898.
EDITED BY WILLIAM JAY YOUMANS.
CONTENTS.
| | | PAGE |
| I. | Wheat-growing Capacity of the United States. By E. Atkinson, | 145 |
| II. | The Racial Geography of Europe. The Jews. By Prof. William Z. Ripley. (Illustrated.), | 163 |
| III. | The Playgrounds of Rural and Suburban Schools. By I. G. Oakley, | 176 |
| IV. | Up the Skeena River. By George A. Dorsey, Ph. D. (Illus.), | 181 |
| V. | Light and Vegetation. By Prof. D. T. Macdougal, | 193 |
| VI. | The Stone Age in Egypt. By J. de Morgan, | 202 |
| VII. | Superstition and Crime. By Prof. E. P. Evans, | 206 |
| VIII. | A Geological Romance. By Prof. J. A. Udden. (Illustrated.), | 222 |
| IX. | The Season of the Year. By Grant Allen, | 230 |
| X. | Brain Weights and Intellectual Capacity. By Joseph Simms, M. D., | 243 |
| XI. | Speleology, or Cave Exploration. By M. E. A. Martel, | 255 |
| XII. | Sketch of Charles Henry Hitchcock. (With Portrait.), | 260 |
| XIII. | Editor's Table: Evolution and Education.—David Ames Wells.—A Borrowed Foundation, | 269 |
| XIV. | Scientific Literature, | 274 |
| XV. | Fragments of Science, | 282 |
NEW YORK:
D. APPLETON AND COMPANY,
72 FIFTH AVENUE.
Single Number, 50 Cents.Yearly Subscription, $5.00.
Copyright, 1898, by D. APPLETON AND COMPANY.
Entered at the Post Office at New York, and admitted for transmission through the mails at second-class rates.
APPLETONS' POPULAR SCIENCE MONTHLY.
DECEMBER, 1898.
