MAGNETIC ST'RVEY OF JAPAN FOR THE EPOCH 1895.0. 



FINDING THE HORIZONTAL FORCE. 



Obm'ver Nakamuka. 

 Rernrder TOHODA. 



Plac, MyZzi. 



Mean 



27° 4' 1 7". 5 



26° 58' 

 I ^° 2q' 



26° 51' 45' 



h 



oo'^6 



Temperature 



Ended 16 15.2 

 Began 15 46-2 



H = 0.30500 



