A CONTINUOUS RECORD OF ATMOSPHERIC NUCLEATION. 



65 



TABLE 3.— CONSTANTS OF CORONAS, COMPUTED BY SUPPOSING ff=eONST. 

 DISTANCES OF EYE AND SOURCE 85 AND 250 cm. FROM RECEIVER, RE- 

 SPECTIVELY. 0=22"; P = 75.34 cm.; dp=i6.g; ^=.759; n = n,io-"' (i-az); 

 a = .062; y8-.oo2. MEASURED TO OUTER RED, INNER BLUE OR GREEN. 

 '^0=750000; ;» = 4.7Xio~'; a=.oo^2; 6m/7r(/'== 2755^ P IONIZER. 



First Series. 



Second Series. 



Note : — In N = lo" "~ the constant is corrected for time loss. This practice was later abandoned. (J 9) . 

 The constant in n' is obtained from earlier measurements with lycopodium. The auxiliary column n'/.\ 

 has been used in the charts. 



