the Motion of Spheres through Liquids. 



771 



radius, increasing with decreasing radius. A possible ex- 

 planation of this might be looked for in the formation of a 



Fig. 8. 



6 



1 I „ 



/?//? in Olive Oil. 











jU, by Stokes lacv - Curve \ 

 /j, dy Zadcnlerp - Curve IE 











— /£ byTc 



z sea z Ice 



0-730 

























^^^5 



































































































•01 



•02 



•03 



•04- -05 



Radius in cm. 



•06 



■07 



Fie. 9. 



^ by Stokes 7 aw- - Curiae L 

 yd 3y .Lac/en berg Curve JI 

 —yUtbi/ Foiseuitte 0-555 



Air 



Linseed 0/l 



04- 05 



ft/ID/us /N CM. 



considerable thickness of film around the bubble which, as 

 the bubble became smaller, might effectively increase its 

 mass, and which would nevertheless remain unnoticed in the 



