21 



Prof. R. A. Millikan on a new 



Mean 



V 



tp. 



ri . 



n \t F , t F r 



n. 



n\t g W F / 











Drop No. 



12 {cord.). 





29-35 



89-61 











I 



- = 1146 







2 



•009071 







29-32 



34-14 











a 



29-14 



34-12 







7 



•009081 



g 2/3 = 67 . 12 



l 







2 



•009043 



5 



•009097 





29-11 



89-17 

















1 



•009184 



6 



•009108 





29-32 



49 07 

















1 



•009086 



5 



•009113 





2923 



88-55 













29-27 















29-18 







009081 





•009085 



e 2/3 ^6107 









Drop No. 13. 





18-62 



51-82 











V z -=4703 volts. 



18-67 



51-52 











V /= 4679 volts. 











10 



•007263 



18-71 



50-83 











*=22°-98 C. 



18-79 



51-23 











^ = 30-27 cm. 







1 



•007209 







18-68 



81-23 











^ = •05432 — 



1 sec. 



18-62 



80-34 







9 



•007291 



a = '0002126 cm. 



18-81 



80-29 











— =155-6 



18-82 



79-07 



2 



•007353 







pa 

 I 



18-71 



36-56 







11 



•007319 



-=•1114 



a 



18-84 



49-90 







10 



•007325 



e 2/3 =67 . 14 



i 



18-82 



49-66 



2 



•007325 









18-87 



182-28 







8 



•007330 





18-87 





1 



•007427 









18-80 



77-44 







9 



•007347 





