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ALL CORRESPONDENCE 
SHOULD BE ADDRESSED 
TO THE SECRETARY, 
S. P. LANGLEY 
PRESIDING OFFICER 
EX-OFFICIO 
UNITED STATES NATIONAL MUSEUM . 
INTERNATIONAL EXCHANGES 
BUREAU OF ETHNOLOGY. 
NATIONAL ZOOLOGICAL PARK. 
ASTROPHYSICAL G B S F. R VATO RY . 
1906, 
I certify that Mr, William H. Holmes, Chief of 
the Bureau of American Ethnology, and Honorary Curator 
of the Division of Prehistoric Archaeology in the United 
States National Museum, has "been designated as the rep- 
re sent ative of the Smithsonian Institution, the United 
States National Museum and the Bureau of American Eth- 
nology at the Fifteenth International Congress of 
Americanists, to he held in Quebec, from September 10th 
to 15th, 1906, 
