SMITHSONIAN INSTITUTION 

 UiNITED STATES NATIONAL MUSEUM 



Bulletin 149 



COMPOSITION AND STRUCTURE 

 OF METEORITES 



BY 



GEORGE P. MERRILL 



Head Curator of Geology, United States National Museum 



UNITED STATES 



GOVERNMENT PRINTING OFFICE 



WASHINGTON : 1930 



For »ale by the Superintendent of Documents, Washington, D. C. ------- Price 40 i 



