n 



NATIONAL 



GEOGRAPHIC 



MAGAZINE 



D 



N Illustrated Monthly, published by tbe 

 National Geographic Society. All editorial 

 communications should be addressed to Gilbert 

 H. Grosvenor, Editor of the National Geo- 

 graphic Magazine. Business communications 

 should be addressed to the National Geographic Society, ex- 

 cepting correspondence regarding advertising, which should 

 be sent to our advertising agents, The Potters Publishing Co., 

 1 Madison Avenue, New York, N. Y. 



25 CENTS A NUMBER; $2.50 A YEAR 



Editor: GILBERT H. GROSVENOR 



Associate Editors 



MAT. GEN. A. "W. QREEL? 



U. S. Army 



W J McGEE 



Director Public Museum, St Loula 



C. HART MERRIAM 



Chief of the Biological Survey, U. S. 

 Department of Agriculture 



WILLIS L. MOORE 



Chief of the Weather Bureau, U. S. 

 Department of Agriculture 



O. H. TITTMANN 



Superintendent of the U. S. Coast 

 and Geodetic Survey 



O. P. AUSTIN 



Chief of the Bureau of Statistics, 

 Department of Commerce and 

 Labor 



DAVID G. PAIRCHItD 



Agricultural Explorer of the De- 

 partment of Agriculture 



ALEXANDER GRAHAM BELL 

 Washington, D. C. 



DAVID T. DAY 



Chief of the Division of Mineral 

 Resources, U. S. Geological Survey 



ANGELO HEXLPRIN 



Academy of Natural Sciences, Phila- 

 delphia 



R. D. SALISBURY* 



University of Chicago 



O. K. GILBERT 



U. S. Geological Survey 



ALEXANDER McADIE 



Professor of Isleteorology, U. S. 

 Weather Bureau, San Francisco 



ALMON GUNNISON 



President St Lawrence University 



Hubbard Memorial Hall, Washington, D. C. 



