Proceedings of the American Academy of Arts and Sciences. 

 Vol. XLIII. No. 6. — September, 1907. 



CONTRIBUTIONS FROM THE JEFFERSON PHYSICAL LABORATORY, 



HARVARD UNIVERSITY. 



THE DEMAGNETIZING FACTORS FOB 

 ( ' YLINDBICA L IRON J!01>s. 



LIBRARY 



By C. L. B. Shidi.emage.v 



BOTANIC M 



UaKOEN. 



