20 



AET. 4. — K. HOXDA AXD T. TERADA. 



As iu the case of Swedish iron, the change of elasticity is 

 very small, gradually increasing with the field. Its amount does 

 not much exceed the limit of experimental error, as given in 

 table XI :— 



TABLE XL 



,. oE 



The calculated values of -p- arc decidedly greater than those 

 above given, as seen in Table XII and the dotted curves in 

 Fig. 8. 



