THE 



nationau 



Geographic 



Magazine 



Vol. XIV 



JUNE, 1903 

 CONTENTS 



No. 6 



PAGB 



aiS 



THE TETRAHEDRAL PRINCIPLE IN KITE STRUCTURE. BY 

 ALEXANDER GRAHAM BELL. ILLUSTRATED .... 



APPENDIX OF SEVENTY ILLUSTRATIONS OF KITES AND 



STRUCTURES USED BY ALEXANDER GRAHAM BELL . . 231 



«r 

 NOTES ON THE PRECEDING ILLUSTRATIONS. 



BY ALEXANDER GRAHAM BELL 248 



jr 

 MR. ZIEGLER AND THE NATIONAL GEOGRAPHIC SOCIETY 251 



«r 

 EXPLORATIONS IN ALASKA, 1903 . . . . . . . .255 



•r 

 GOLD DISCOVERIES IN ALASKA. ILLUSTRATED . . . .257 



«r . 

 DECISIONS OF BOARD ON GEOGRAPHIC NAMES . . .258 



*r 

 MR. FOSTER'S "AMERICAN DIPLOMACY IN THE ORIENT" . 259 



Published by the National Geographic Society, 

 Corcoran Building, Washington, D. C. 



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Entered at the Post-office In Washington, D. C, as Second-class Mall Matter. 



