The NATIONAL 



GEOGRAPHIC 

 MAGAZINE 



JUNE, 1921 



* ( MAY *8 m\ 



CONTENTS \4 ^ m i)0 

 FLOWERS OF GRASSES IN COLOR 



Across the Equator with the American Navy 



53 Illustrations HERBERT COREY 



Familiar Grasses and Their Flowers 



8 Illustrations in Color E. J. GESKE and W. J. SHOWALTER 



New National Geographic Society Expedition 



7 Illustrations 



The Grand Canyon Bridge 



6 Illustrations HARRIET CHALMERS ADAMS 



Scenes from America's Southwest 



14 Illustrations 



PUBLISHED BY THE 



NATIONAL GEOGRAPHIC SOCIETY 



HUBBARD MEMORIAL HALL 



WASHINGTON, D.C. 



