LONDON:
PRINTED BY WILLIAM CLOWES AND SONS,
STAMFORD STREET AND CHARING CROSS.
PREFACE.
I have to thank the Editors of Macmillan's Magazine and the Saturday Review for allowing me to reprint most of the papers in this series. In many cases however I have greatly changed their original form. A few pages will be found to repeat what I have already said in my 'Short History.'