Vol. VIII] 



GRUXSKY— PRESIDENT'S REPORT FOR 1918 



;i3 



March 17. Animal Experimentation and Medical Progress. 



Dr. F. AI. McFarland, Professor of Histology, 

 Stanford University. 



March 24. Life on Other Worlds. 



Dr. R. G. Aitken, Astronomer, Lick Observatory. 



March 31. Influence of California's Topography and Climate upon 



Man's Work. 



Prof. R. S. Holway, Department of Geography, 

 University of California. 



Circulation of the Blood. 



Dr. A. A. D'Ancona, San Francisco Board of Education. 



Geology of California. 



Dr. J. Perrin Smith, Professor of Paleontology. 

 Stanford University. 



Development in Teaching Geography. 



Dr. Marsden Manson. 

 The Banking Problems of the War. 



Professor M. S. Wildman. Department of Economics, 



Stanford University. 

 The Hetch-Hetchy Water Supply. 



M. M. O'Shaughnessy, City Engineer. 

 Collecting Bird Groups with Gun and Camera. 



Paul Fair, Department of Exhibits, California 



Academy of Sciences. 

 May 19. The Value to Mankind of Humanely Conducted Experi- 



ments, upon Living Animals. 



Dr. F. B. Sumner, Biologist, Scripps Institution for 



Biological Research. 

 October 6. The Changes in the Newtonian Law of Gravitation indi- 



cated by the latest researches on the Motions of the Planets 

 and of the Moon. 



Dr. T. J. J. See, Professor of Mathematics, 



United States Navy. 



October 13. The coming Commonwealth of Mian. 



Edward Berwick, Member of the Institute of Inter- 

 national Law. 



November 24. Animal Life of the Apache Trail, Arizona. 



Harry S. Swarth, Curator of Birds, Museum of Verte- 

 brate Zoology, University of California. 



December 1. Some Activities of the United States Department of Agri- 

 culture in California. 



G. P. Rixford, Physiologist, Bureau of Plant Industry, 

 United States Department of Agriculture. 



December 15. Building of the first Transcontinental Railroad. 

 Charles B. Turrill. 



