Speiss, Mudie and Lowenstein 



100- - 



80- r 



70-- 



60-- 



o 40-f- 



30-- 



0-- 



TIME 



0430 



0445 

 12 JUNE 1963 



0500 



Fig. 3 - THRESHER search magnetometer trace 



10 

 o 



lOOO — 



-1000 



Distance, kilometers 



Fig. 4 - Magnetic profile at location C with 

 trace of Fig. 3 added every 20 km 



76 



