440 Prof. E. Wilson. The Distribution of Magnetism 



KOOO 



JOjOOC 



/O.OOO 



&.OOO 



Radius in Inches. 

 Fig. 3. 



Radius in Inches. 



15,000 



10,000 



$000 



R&dius in Inches. 

 Fig. a. 



2QOOO 



13,000 



spoo 



O & 



Radius in Inches. 



Fig. 4. 



