CONTENTS. 



PAOS 



I. PROGRESS : ITS LAW AND CAUSE, ... 1 



II. MANNERS AND FASHION, 61 



III. THE GENESIS OF SCIENCE, 116 



IV. THE PHYSIOLOGY OF LAUGHTER, . . . . 194 



V. THE ORIGIN AND FUNCTION OF Music, . . .210 



VI. THE NEBULAE HYPOTHESIS, . 239 



VII. BAIN ON THE EMOTIONS AND THE WILL, . . . 288 



VIII. ILLOGICAL GEOLOGY, 313 



IX. THE DEVELOPMENT HYPOTHESIS, .... 305 



X. THE SOCIAL ORGANISM, 372 



XI. USE AND BEAUTY, 417 



XII. THE SOURCES OF ARCHITECTURAL TYPES, . . 422 



XIII. THE USE OF ANTHROPOMORPHISM, .... 428 



