Mr. H. A. Rowland on Magnetic Distribution. 

 Fig. 5. 



359 



Results from electromagnets. 



A. Iron, from Table XI. 



B. Steel, from Table XII., magnetized same as originally. 



C. Steel, from Table XII., magnetized opposite to its original magnetism. 



Fig. 6. 



Results from steel permanent magnets. 



D, magnetized in its original direction, Table XII. 



E, magnetized opposite to its original direction, Table XII. 

 Scale four times that of fig. 5. 



The following Tables were taken from two exactly similar 

 Stub's steel rods not hardened, one of which was subsequently- 

 used in the experiments of Table XII. They were 12*8 inches 

 long and '19 inch in diameter. 



Table XIII. 



X. 



Qe. 



Observed. 



4tt\. 

 Observed. 



4tt\. 

 Computed. 



Error. 







1-28 

 2-56 

 3-84 

 512 

 6-40 



466 



349 



34-26 



-•6 



23-8 



18-6 



18-60 







126 



9-8 



9-88 



+ •1 



72 



5-6 



4-77 



-•8 



23 



1-8 



141 



-•4 





47r\ = -117(10' 203(i - a: 



-10" 203 *). 





