.: I.] CRAWFORD CONSTANT OF REFRACTION. 187 

 STAR No. 444 /. c (With 1162.) 



=47% I log[pvv] 5-7941 



I 0.00268 



P. e. = 



0.00015 



STAR No. 444 /. c. (With 1179.) 



A | 0.00251 



; log 



= 5-8266 



p. e. = 



0.00013 



