12 



ART. 0.— K. HONDA AND S. SHTMIZU: CHAN^iE IN LENOTH 



rt was Olli- first intention to perform the same experiment on a 

 cobalt wire in order t(3 examine Bidwell's results; but having no such 

 material at our disposal, we leave \\ie subject for future considerations. 



In conclusion, we wish to express our l)est tlianks to Professor IT. 

 XaL;aoka, and also to Professor A. Tanakadatc for valuable advice and 

 »•uidance. 



