CONTENTS.

INTRODUCTION.
	Page
The Importance of Meteorology: Its Relations to Man	[xi]

PART I.—NON-INSTRUMENTAL OBSERVATIONS.
Chapter I.—Observations of Temperature, Wind Direction and Velocity, State of Sky, and Rainfall	[1]

PART II.—INSTRUMENTAL OBSERVATIONS.
Chapter II.—Elementary Instrumental Observations	[11]
Chapter III.—Advanced Instrumental Observations	[26]

PART III.—EXERCISES IN THE CONSTRUCTION OF WEATHER MAPS.
Chapter IV.—The Daily Weather Map	[47]
Chapter V.—Temperature	[51]
Chapter VI.—Winds	[70]
Chapter VII.—Pressure	[76]
Chapter VIII.—Weather	[85]

PART IV.—THE CORRELATIONS OF THE WEATHER ELEMENTS AND WEATHER FORECASTING.
Chapter IX.—Correlation of the Direction of the Wind and the Pressure	[91]
Chapter X.—Correlation of the Velocity of the Wind and the Pressure	[93]
Chapter XI.—Form and Dimensions of Cyclones and Anticyclones	[96]
Chapter XII.—Correlation of Cyclones and Anticyclones and their Wind Circulation	[98]
Chapter XIII.—Correlation of the Direction of the Wind and the Temperature	[101]
Chapter XIV.—Correlation of Cyclones and Anticyclones and their Temperatures	[104]
Chapter XV.—Correlation of the Direction of the Wind and the Weather	[106]
Chapter XVI.—Correlation of Cyclones and Anticyclones and the Weather	[109]
Chapter XVII.—Progression of Cyclones and Anticyclones	[111]
Chapter XVIII.—Sequence of Local Weather Changes	[113]
Chapter XIX.—Weather Forecasting	[114]

PART V.—PROBLEMS IN OBSERVATIONAL METEOROLOGY.
Chapter XX.—Temperature	[125]
Chapter XXI.—Winds	[130]
Chapter XXII.—Humidity, Dew, and Frost	[132]
Chapter XXIII.—Clouds and Upper Air Currents	[136]
Chapter XXIV.—Precipitation	[138]
Chapter XXV.—Pressure	[139]
Chapter XXVI.—Meteorological Tables	[142]

APPENDIX A.
Suggestions to Teachers	[171]

APPENDIX B.
The Equipment of a Meteorological Laboratory	[186]

INDEX	[197]