432 



Tables 676-676. 



TERRESTRIAL MAGNETISM {continued). 



TABLE 575. — Total Intensity. 



This table gives for the epoch January i, igis, the values of the total intensity, F, expressed in cgs units corre- 

 sponding to the longitudes in the heading and the latitudes in the first column. 



TABLE 576. — Secular Change of Total Intensity. 



Values of total intensity, F, in cgs units for places designated by the latitudes and longitudes in the first two columns 

 for January 1 of the years in the heading. 



Smithsonian Tables* 



