241 



. , , . . SURFAC- 



//'////1///'/'//^/'//A/i'y///i' /// / 





SURFACE ,yF,o.i. 



CALCULATED CURVE. 



// / / / 



• oftaenveo mlucs of oaoius 4. of Bi«ai.e 



■» o»»ttviP VALUC5 OF »i«g, z.-z, a» CEirrn «e i 



^ / / / ^ ^ / / / rrrr7~j 



5WtPACE PgeSSUKC - O . OfPTW OF SfXRK » 6 OS -CtK.. 



W ■ 115 x io'ercs; zl = 1 ; L » 60S om.. 



oeSEKVED AND CALCULATED gELATlO^ISHlPS Fog BUBBLB X OIL . 

 FrC. 7. 



