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[List of Illustrations] . . . . . . . vii

[Preface] . . . . . . . . . ix

[Lecture I.]

[Introduction] . . . . . . . . . 1

[General Properties of Liquids] . . . . . . 2

[Properties of the Surface Skin of Water] . . . . 3

[Elastic Skin of other Liquids-Minimum Thermometer] . . . 5

[Boundary Surface of two Liquids] . . . . . . 6

[Area of Stretched Surface] . . . . . . . 7