1876.] 



Forms assumed by D?'ops of Liquids. 



265 



seen when the drop is nearly at its maximum spread contract more 

 slowly than the central part which joins them, we may, I think, leave 



Set 1. 



out of consideration the action of gravity on the liquid contained in 

 them, as the duration of their existence is so short that this will not 

 have time to produce an appreciable change of form. The arms, con- 



Set 2. 



