TIME VARIATIONS OF NUCLEI. 



6 3 



Table 55. Continued. 



y<//7e 23 



7<//y/ 



Fig. bb Data of fig. 64 continued for apparatus I (fog chamber with 4-inch pipes) 

 and apparatus II (fog chamber with 2-inch pipes), adjusted for different exhaus- 

 tions (dp =27.3 and 25.b cm., respectively). Table 55. 



of exceptionally low barometer. The daily details of the barometer are 

 not as a rule reproduced. 



In case of apparatus II, if the initial observations # = 27.4 be over- 

 looked, the data for dp = 26.5 are not unlike magnified parts of the 

 corresponding curve for apparatus I. The chief observations for appa- 

 ratus II in June (dp = 2$.6 or computed dp=2o just above the fog 



