TABLE OF ABBREVIATIONS EMPLOYED IN THE REFERENCES INTRODUCTION By Sir William Crookes , O.M., F.E.S. PART II THE CHEMISTRY OF THE ELEMENTS CHAPTER IX GENERAL PROPERTIES OF THE CERIUM AND YTTRIUM GROUPS PART III THE TECHNOLOGY OF THE ELEMENTS CHAPTER XVII THE Please see the Transcriber’s Notes at the end of this text. The cover image has been created for this e-text, and is in the public domain. THE RARE EARTHSTHE RARE EARTHS THEIR OCCURRENCE, CHEMISTRY, AND TECHNOLOGY BY WITH ILLUSTRATIONS LONDON [All rights reserved] |