Smithsonian Institution <br/><br/>
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, 1951. 

 - Washington, D.C. :  Government Printing Office,  1952. 
 - 449 p. 
 - Smithsonian Institution. Publication  4062 .
<br/><br/>Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Bulletin