X CONTENTS 



SECTION B 



PAGE: 

 Irreversibility 86 



SECTION C 

 Entropy 87 



SECTION D 



The Second Law 



Its basis and best statements; it has no independent significance 88 



PART V 



REACH OR SCOPE OF THE SECOND LAW 



SECTION A 



7/5 extension to all bodies 

 PLANCK'S presentation; fifteen steps in the proof 91 



SECTION B 

 General conclusion as to entropy changes 98 



