374 FINAL ACT OF SECOND PAN AMERICAN SCIENTIFIC CONGRESS. 



DURON, ROMULO E., Public Education, Secretary, Tegucigalpa,. Honduras, 

 Central America. 



Honorary Member. 



Paper presented: Plans for Securing a Mutual Recognition of Tech- 

 nical and Professional Degrees Granted by Institutions of the First 

 Rank in the Several American Republics. 



DYSON, C. W., Navy Department, Washington, D. C. 

 Delegate American Society of Naval Engineers. 



EAGLE, J. E., United States House of Representatives, Washington, D. C. 

 Delegate Houston (Tex.) Chamber of Commerce. 



EARLE, RALPH, Naval Academy, Annapolis, Md. 

 Delegate- 

 United States Naval Institute. 

 United States Naval Academy. 



ECHEGOYEN, HORACIO, Santiago, Chile, South America. 



Paper presented: The Attitude of the Government in the Matter of 

 National Forests. 



ECHEVARRIA, EMILIO, President of the Faculty of Medicine, San Jose, 



Costa Rica, Central America. 

 Member Cooperating Committee, Costa Rica. 



ECK, W. J., Southern Railway, Washington, D. C. 

 Delegate Railway Signal Association. 



ECKEL, E. C., Washington, D. C. 



Paper presented: Cement Production in the United States. 



EDER, PHANOR J., Secretary, Comparative Law Bureau, 60 Wall Street, 



New York City. 

 Official Delegate of Colombia. 

 Delegate 



Comparative Law Bureau. 

 Colombian Academy of Jurisprudence. 

 Paper presented : Mining Laws of Colombia. 



EDSALL, DAVID L., Harvard Medical School, Boston, Mass. 



Paper presented: Dangerous Trades and the Bearing of Industry 

 Upon Medicine. 



EDSON, JOHN JOY, Washington Loan & Trust Company, Washington, 



D. C. 

 Delegate United States Chamber of Commerce. 



