450 FINAL ACT OF SECOND PAN AMERICAN SCIENTIFIC CONGRESS. 



PONCE, CLEMENTE, Member of the Bar, Quito, Ecuador, South America. 

 Member Cooperating Committee, Ecuador. 



POPE, ALVIN $., 1022 Aeolian Building, New York, N. Y. 

 Delegate Panama-Pacific International Exposition. 

 Paper presented : Education and Social Economy Contributions of the 

 Panama-Pacific International Exposition to Pan American Interests. 



POPE, GEORGE $., Bureau of Mines, Interior Department, Washington, 



D. C. 

 Paper presented: Standard Methods for Analyzing Coal and Coke. 



POPENOE, PAUL, Editor, Journal of Heredity, 511 Eleventh Street, Wash- 

 ington, D. C. 



Delegate American Genetic Association. 

 Paper presented: One Aspect of Recent Evolution in Man. 

 PORCHAT, REYNALDO, Sao Paulo, Brazil, South America. 

 Papers presented : 



Cattle Raising and the Meat Industry in Southern Brazil. 

 Sociology and Law The Convenience of a Course of Sociology in 



the Study of Law. 



To What Extent is an Exchange of Students and Professors 

 between American Republics Desirable? What is the Most 

 Effective Basis for a System of Exchange? What Plans Should 

 be Adopted in Order to Secure Mutual Recognition of Technical 

 and Professional Degrees by American Republics? 

 POSNANSKY, ARTHUR, La Paz, Bolivia, South America. 

 Papers presented : 



Mongoloid Signs in Some of the Ethnical Types of the Andine 



Plateau. 



Renaissance of a New American Prehistorical Style. 



POTTER, A. F., Associate Forester, Forest Service, Department of Agri- 

 culture, Washington, D. C. 

 Delegate Forest Service. 



Member of Committee, Subsection 2, Section III. 

 Paper presented: Government Control of Grazing on the Public Lands. 

 POTTER, ALEXANDER, 50 Church Street, New York, N. Y. 



Delegate Ohio Engineering Society. 

 POWELL, G. HAROLD, Manager California Fruit Growers' Exchange, 



Los Angeles, Cal 



Member of Committee, Subsection 7, Section III. 

 Paper presented : The Principles and Practices of Cooperation Applied 

 to Citrus Production and Distribution. 



