PREFACE TO THE FOURTH EDITION OF HERBERT SPENCER'S FIRST PRINCIPLES, p.v (1898)[Description: PREFACE TO THE FOURTH EDITION OF HERBERT SPENCER'S FIRST PRINCIPLES]
PREFACE TO THE FOURTH EDITION OF HERBERT SPENCER'S FIRST PRINCIPLES, p.vi (1898)[Description: PREFACE TO THE FOURTH EDITION OF HERBERT SPENCER'S FIRST PRINCIPLES]
PREFACE TO THE FOURTH EDITION OF HERBERT SPENCER'S FIRST PRINCIPLES, p.vii (1898)[Description: PREFACE TO THE FOURTH EDITION OF HERBERT SPENCER'S FIRST PRINCIPLES]