SECRETARY'S REPORT 121 



The work of the division was materially aided by a generous grant 

 last year by the Kesearch Corporation for basic equipment and facil- 

 ities. This support is gratefully acknowledged and has been invaluable 

 to the reorganization program. 



Respectfully submitted. ; 



L. B. Aldrich, Director. 

 Dr. a. Wetmorb, 



Secretary J Smithsonian Institution. 



