460 FINAL ACT OF SECOND PAN AMERICAN SCIENTIFIC CONGRESS. 



RODRIGUEZ LUNA, JUAN J., Guatemala City, Guatemala, Central 



America. 

 Papers presented : 



Something About the Locust (Schitocerca Americana] and the 

 Necessity of an International Convention to Promote its Destruc- 

 tion. 

 Catalogue of the Fish Pertaining to the Fauna of Guatemala. 



RODRIGUEZ PINERES, BDUARDO, former President of the Colombian 

 Academy of Jurisprudence, Bogota, Colombia, South America. 



Official Delegate of Colombia. 



Paper presented : Relations Between the Judicial and Legislative 

 Powers. 



ROG, EDUARDO, Montevideo, Uruguay, South America. 



Paper presented: Between What Ages Should Attendance at Elemen- 

 tary Schools be Made Compulsory? How Can a Compulsory At- 

 tendance Law for Elementary Education be Made Effective? 



ROGERS, SAMUEL L., Director, United States Census Bureau, Washington, 



D. C. 

 Chairman of Subsection B, Section VIII. 



ROLETTI, JULIO S., Montevideo, Uruguay, South America. 



Paper presented: Topographic Triangulation of the Right Margin of 

 the Yaguaron and Yaguaron Chico Rivers and the Arroyo de la 

 Mina. 



ROLFS, P. H., University of Florida, Gainesville, Fla. 

 Delegate University of Florida. 



ROMERO, ELEODORO, Lima, Peru, South America. 

 Member Cooperating Committee, Peru. 



ROMMEL, GEORGE M., Chief, Division of Animal Husbandry, Bureau of 

 Animal Industry, Department of Agriculture, Washington, D. C. 

 Official Delegate of United States of America. 

 Member Executive Committee. 

 Chairman of Section III. 

 Chairman of Subsection 5, Section III. 

 Paper presented : The Function of Live Stock in Agriculture. 



ROOD, JAMES T., Professor, Lafayette College, Easton, Pa, 

 Delegate Lafayette College. 



