667 



TABLE 725.— SLOW NEUTRON PRODUCED RADIOACTIVITIES OF LONG 



HALF-LIFE * 22 ° 



* Revised by Jacob I.. Rhodes, University of Pennsylvania. 



220 Stephens, W. E.. (editor), Nuclear fission and atomic energy, Science Press. Used by permission 

 of the editor. 



(continued) 



SMITHSONIAN PHYSICAL TABLES 



