m 



G2S'!5 



RESEARCHES OF THE DEPARTMENT OF TERRESTRIAL MAGNETISM 



VOLUME II 



LAND MAGNETIC OBSERVATIONS 191 1-1913 



AND 



REPORTS ON SPECIAL RESEARCHES 



BY 



L. A. BAUER. Director 



AND 



J. A. FLEMING. Chief Magnetician 



WASHINGTON, D. C. 

 PUBLISHED BY THE CARNEGIE INSTITUTION OF WASHINGTON 



1915 



