D .. 



69 



71 





TIME 



(YEAR) 



CONTOUR s 



MLW 



o _. 



cr 

 en 

 a 



69 



71 73 

 TIME (YEAR) 



CONTOUR : MLH 



71 73 

 TIME (YEAR) 



CONTOUR : MSL 



o .. 



71 





TIME 



(YEAR] 



CONTOUR : 



MSL 



a .. 



71 73 

 TIME (YEAR] 



CONTOUR : MHW 





71 

 TIME (YEAR] 



CONTOUR : MHW 



FB 7 FB 8 



DISTANCE FROM THE BASE LINE TO STATED CONTOURS 



174 



