CONTENTS 



Original Papers 



PAGE 



Physics. — The "correction for emergent stem" of the mercurial ther- 

 mometer. E. Buckingham 167 



Geochemistry. — Studies in ore deposition with special reference to the 



sulphides of iron. E. T. Allen 170 



Mineralogy. — A study of the rutile group. Waldemar T. Schaller 177 



Abstracts 



Terrestrial Magnetism 178 



Chemistry 180 



Agricultural chemistry ' 181 



Pharmacology 182 



Geology 183 



Economic Geology 184 



Hydrology 184 



Botany 185 



Technology 185 



References 186 



