65 



h 1- 



66 



® 

 — i— 



H — f- 



67 



TIME (YEAR] 

 CONTOUR : MLW 



H 1 



o 



65 



® 



_l , , 1 j 



66 67 



TIME (YEAR] 



CONTOUR : MSL 



68 























m 







M 







m 





o - 



if"" 



1 1 1 1 



* 



-i — — -*— 



i — +—■ 



t 



1 ■( — h— 



—• 1 



65 



6 6 



67 



TIME (TERR) 

 CONTOUR : MHW 



DISTANCE FROM THE BASE LINE TO STATED CONTOURS AT CB 53 



135 



