r 



Tfirn* - — . — . Qorn Depth ffu.^, 



Mi^ Cup . . Sample 



dimeter of 



Bottom.-, . ._ 



"W -^../k3.;kj'^'"' 



f vfX. J? 



t Thttt! ! ' 



f^r/isiti/* Surf. fitis. 



J fj Z ; liiresiiQjt. . r'T'^ . . Force T^f. . 



m.™^, Ja„.?.j^^... ^/i',',-,/ir C- '"sjs"^ ...... 



Iff iJurrrtit. 



























/iff 'ft 



li riff : jyirtftio „ . liixtiitu-f 



Htm arkA . ^.<■J^^»1^7^r^U . . . ^f^l^^* 



