Becau 

 tions in 

 were ma 



(a) O 

 States-E 

 number 

 Banks, 

 tic Trac 

 26 Febr 



ib) O 

 vised to 

 in the I 

 on 27 F 

 bergs al 

 of those 

 by aerie 



(c) C 

 using tl 



46°30' : 



bergs in 

 ehmina 

 was ad 

 area. 



id) r 



June, a 



after 1 



further 



curred, 



effectiv 



when i 



threat 



Duri 



ducted 



along t 



of Nev 



north 8 



the ma 



Interns 



termin 



nation; 



at Arg 



coverir 



preven 



