TABLES 97-98. ' 115 



TERRESTRIAL MAGNETISM (continued). 



TABLE 97. Total Intensity. 



This table gives for the epoch January i, 1905, the values of total intensity, F, expressed in C. G. S. 

 units corresponding to the longitudes in the heading and the latitudes in the first column. 



TABLE 98. - Secular Change of Total Intensity. 



Values of total intensity in C. G. S. units for places designated by the latitudes and longitudes in the 

 first two columns for January I of the years in the heading. (Computed from Tables 92 and 94.) 



SMITHSONIAN TABLES. 



