SMITHSONIAN INSTITUTION 



UNITED STATES NATIONAL MUSEUM 



Bulletin 186 



THE BIRDS OF NORTHERN THAILAND 



BY 



H. G. DEIGNAN 





< *W»* 



UNITED STATES 



GOVERNMENT PRINTING OFFICE 



WASHINGTON : 194S 



For sale by the Superintendent of Documents, U. S. Government Printing Office 

 Washington 25, D. C. - Price 31.25 



