FINAL ACT OF SECOND PAN AMERICAN SCIENTIFIC CONGRESS. 425 



MARBUT, CURTIS F., Bureau of Soils, Department of Agriculture, Wash- 

 ington, D. C. 

 Alternate Bureau of Soils. 



MARIN VICUNA, SANTIAGO, Civil Engineer, Santiago, Chile, South 



America. 

 Paper presented: Uniform Gauge for Railways. 



MARLATT, C. L., Chairman United States Federal Horticultural Board, 



Department of Agriculture, Washington, D. C. 

 Alternate American Association of Economic Entomologists. 

 Member of Committee, Subsection 6, Section III. 

 Paper presented: Pan American Cooperation in Plant Quarantine. 



MARQUEZ, JUAN A., Montevideo, Uruguay, South America. 

 Paper presented : Direct Taxation. 



MARSH, J. FRANK, Charleston, W. Va. 



Delegate Association of State Superintendents. 



MARSHALL, F. R., Bureau of Animal Industry, Department of Agri- 

 culture, Washington, D. C. 



Member of Committee, Subsection 5, Section III. 



Paper presented : The Relation between the Wool and Mutton Produc- 

 tion in North and South American Sheep Industries. 



MARSHALL, L. C., Dean College of Commerce and Administration, Uni- 

 versity of Chicago, Chicago, 111. 

 Member of Committee, Subsection 10, Section IV. 



MARSHALL, R. B., Chief Geographer United States Geological Survey, 



Washington, D. C. 

 Member of Committee, Section V. 

 Paper presented : Engineering and Other Scientific Work of the United 



States Geological Survey. 



MARSHALL,WALDO H., 29 West Thirty-ninth Street, New York City, N. Y. 

 Alternate American Society of Mechanical Engineers. 



MARSTRANDER, ROLF, Montevideo, Uruguay, South America. 



Paper presented: Report on the Mineral Resources of Uruguay. 



MARTIN, JUAN A., Rear Admiral of the Argentine Navy, 135 Central Park 



West, New York City, N. Y. 

 Official Delegate of Argentina. 

 Delegate 



Navy Club of Argentina. 



National Engineering Society of Argentina. 



