TERRESTRIAL MAGNETISM. 



TABLE 122. — Values ol the Magnetic Dip. 



Tables 122, 123. 



This t.ible Rives for the epoch Janu.irv i, 1SS5, the values of tlie mannelic dip, stated in first column, corresponding 

 to the longitudes given in the lop line and the latitudes given in the body of the table. Thus, lor longitude 95^ 

 and l:ititude 30 ' tlio dip w.is sv ' on J.iiiuary i, 18S5. The longitudes are west of (Ireenwich. I'or positions above 

 the division line in the table the dip was increasing, and for positions below that line decreasing, in 1885. 



TABLE 123. — Secular Variation of the Magnetic Dip. 

 Values of magnetic dip at stations civen in the first column, and epochs, January i, of the years given in the top line. 



Smithsonian Tables. 



Ill 



