A CONTINUOUS RECORD OF ATMOSPHERIC NUCLEATION. 



145 



details are similar. One may point out the marked fall on January 1 1 and the 

 day minimum on January 14. On this curve there is, however, one good 



■10 ii m 

 Chart S. 



example of the opposition so frequently to be observed in the summer time, 

 for on January 13 a pronotmced minimum of the temperatvire curve occurs 

 simultaneously with a maximum of nucleation. iVgain, the marked fall of 



°1?J^Z~to If H 23 34 25 26 ti 28 29 30 Ti AfJ^ Z 



Chart q. 



temperature on January 17-19, both as a whole and in its details, is unaccom- 

 panied by a corresponding nuclear effect, and this is true thi-oughout the 



