1 88 



CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D Ser. 



[p ] = 56^ ; log [pw ] = 6.0780 



p. e. — i 0.00018 



The next table contains the results collected from those 

 preceding. The weights given in the column ft have been 

 derived from the probable errors as given in column r. 

 The remaining columns are self-explanatory. 



