CONTENTS 



Original Papers 



Page 

 Physics. — A note on the standard scale of temperatures between 200° and 



1100°. L. H. Adams and J. Johnston 275" 



The expansion coefficient of graphite. Arthur L. Day and Robert B. 



Sosman 284 



Chemistry. — A theory of mercury ammonia compounds. Edward C. Franklin . 290 



Proceedings 



Anthropological Society 293 



Botanical Society 2 293 



Chemical Society 295 



Geological Society •. 297 



