:1± 



S^^E 



m 



rrr 



* i, it 



fJF- 



14:: 



lttTHS3*r 



^;g 



^ 



i Top of Water 

 M 17 August 1968 1:30 pm 



w 



tttt Spectrum 21 



R: 



F^ woods Hole, Massachusetts 

 BLOCK ENGINEERING, INC. 



I 



FIGURE 6 



i 



ff 



Uli; 



m 



m 



^ 



© 



SH 



tfti 



ctH- 



t^f 



# 

 --^+^- 



iff 



sm 



» 



5 



mmmi 



it 



Ml 



L- 



?^ 



nn 



m 



K» 



Sf7:>o 



7a)» 67Si:) 



6aoc 



ssa? 



svoo 



■ysTX? 



'^M>a 



37SZ>A^ 



