BULLETIN OF THE 

 f 



Southern California 



Academy of 



Sciences 



LOS ANGELES, CALIFORNIA 



Volume XIX, Part 4 

 October, 1920 



COMMITTEE ON PUPLLCATION 



William A. Spalding, Chairman 

 Anstruther Davidson, CM., M.D. Dr. John A. Comstock 



Office of the Academy, 1110 Van Nuys Bldg. 

 LOS ANGELES, GAL. 



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