REPORT 



OF THE 



SECRETARY OF THE SMITHSONIAN INSTITUTION, 



CHARLES D. WALCOTT, 



FOR THE YEAR ENDING JUNE 30, 1907. 



To the Board of Regents of the Smithsonian Institution: 



Gentlemen : I have the honor to submit a report showing the oper- 

 ations of the Institution during the year ending June 30, 1907, 

 including the work placed under its direction by Congress in the 

 United States National Museum, the Bureau of American Ethnology, 

 the International Exchanges, the National Zoological Park, the Astro- 

 physical Observatory, the Regional Bureau of the International 

 Catalogue of Scientific Literature, and the excavations on the Casa 

 Grande Reservation. 



In the body of this report there is given a general account of the 

 affairs of the Institution, while the appendix presents a more detailed 

 statement by those in direct charge of the different branches of the 

 work. Independently of this the operations of the National Museum 

 and the Bureau of American Ethnology are fully treated in separate 

 volumes. The scientific work of the Astrophysical Observatory, 

 covering its researches, for the past five years, will be described in 

 Volume II of the Annals of the Observatory. 



THE SMITHSONIAN INSTITUTION. 



THE ESTABLISHMENT. 



By act of Congress approved August 10, 1846, the Smithsonian 

 Institution was created an Establishment. Its statutory members 

 are " the President, the Vice-President, the Chief Justice, and the 

 heads of the Executive Departments." 



As organized on June 30, 1907, the establishment consisted of the 

 following ex officio members: 



Theodore Roosevelt, President of the United States. 



Charles W. Fairbanks, Vice-President of the United States. 



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