ANNUAL REPORT OF THE 
BOARD OF REGENTS OF 
THE SMITHSONIAN 
INSTITUTION 
SHOWING THE 
OPERATIONS, EXPENDITURES, AND 
CONDITION OF THE INSTITUTION 
FOR THE YEAR ENDED JUNE 30 
L949 
’ (Publication 3996) 
UNITED STATES 
GOVERNMENT PRINTING OFFICE 
WASHINGTON 1950 
For sale by the Superintendent of Documents, U. S. Government Printing Office 
Washington 25, D. C. Price $2.75 (Buckram) 
