Vol. X] 



GRUNSKY— PRESIDENT'S REPORT FOR ig^o 



123 



May 9. 

 September 12. 

 September 19. 

 September 26. 

 October 3. 

 October 10. 

 October 17. 

 October 24. 

 October 31. 

 November 7. 



November 14. 

 November 21. 



November 28. 

 December 5. 

 December 12. 

 December 19. 



Plants and a Hungry World. 



Dr. George J. Peirce, Professor of Botany and Plant 

 Physiology, Stanford University. 



The Origin of the Polynesian People. 



Dr. W. E. Safford, Bureau of Plant Industry, Depart- 

 ment of Agriculture, Washington, D. C. 



A Recent Visit to the Hawaiian Islands. 



Dr. Barton Warren Evermann, Director of the Mu- 

 seum, California Academy of Sciences. 



The Solar System. 



Dr. W. W. Campbell, Director, Lick Observatory, 

 Mount Hamilton, California. 



Comets. 



Dr. A. O. Leuschner, Dean of the Graduate Division, 

 University of California. 



The Binary Stars. 



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

 Mount Hamilton, California. 



The Nebulae. 



Dr. J. H. Moore, Astronomer, Lick Observatory, 

 Mount Hamilton, California. 



What We Owe to Animal Experimentation. 



Dr. S. J. Holmes, Professor of Zoology, University of 

 California. 



Early Ideas of the Earth. 



Prof. Earle G. Linsley, Professor of Geology and As- 

 tronomy, Mills College. 



The Spectroscope — A Key to Celestial and Atomic Mys- 

 teries. 



Dr. E. P. Lewis, Professor of Physics, University of 

 California. 



Some Phases of Our Modern Conquest of the Air. 



Dr. W. F. Durand, Professor of Mechanical Engineer- 

 ing, Stanford University. 



The Future of the Tropics a< a Factor in World Develop- 

 ment. 



Dr. R. S. Holway, Professor of Geography, University 

 of California. 



Cipher Messages from the Stars. 



Dr. J. H. Moore, Astronomer, Lick Observatory, Mount 

 Hamilton, California. 



Earthquakes on the Pacific Coast of North America. — I. 

 Dr. S. D. Townley, Professor of Applied Mathematics, 

 Stanford University. 



Earthquakes on the Pacific Coast of North America. — II. 

 Dr. S. D. Townley, Professor of Applied Mathematics, 

 Stanford University. 



The United States in Haiti and Santo Dommgo. 

 Mr. M. E. Beall, Berkeley, California. 



Ground has not yet been broken for the Steinhart 

 Aquarium. This is not due to any lack of desire on the part 

 of the Council and the Trustees to further its early con- 

 struction. The trust which the Academy has accepted will 

 be faithfully discharged. More than a year ago the bequest 

 became available and the sum of $250,000 was paid to the 



