120 



TRANSMISSIVITY IN PASSIVE IRON WIRES 







o> 



ro lO 



NO 



3 3 



<-w ^-^ **^ ^^ 



5;, NO 3 -^ 

 *^ .3 '^ .3 



tN "^ O '" 



J2. t^ 2^ 



^ 3 "* 



S ^ 



