SOUTH AFRICAN JOURNAL 

 OF SCIENCE: 



BEING THE ORGAN OF THE 



SOUTH AFRICAN ASSOCIATION 



FOR THE 



ADVANCEMENT OF SCIENCE. 



1909. 



BLOEMFONTEIN. 



Issued Monthly, 



/^^^^ 



VOL. VI. DECEMBER, 1909. 



No. 2. 



CAPE TOWN : 



PUBLISHED BY THE ASSOCIATION. 

 1909 



