MAGNETIC SURVEY OF JAPAN FOR THE EPOCH 1895.0. 37 



Ciliated values being given in blue and red figures in each so 

 that the amounts of local disturbances can be seen at a glance. 



Comparing the equations of p. 34 with those of ]>. 33, or 

 Table V with Tables VII, IX and X below, we notice that 

 they differ by a far greater amount than can be ascribed to 

 errors of observations or to secular variation. Whether this is 

 due to want of terms in the harmonic exjmnsion or to that of 

 data in this part of the globe remains still to be seen. 



