Exchanges, 165 



Ottawa — Memoirs of the Canadian Geological Survey. 



,, Memoirs of the Geological Survey of Canada, Depart- 



ment of Mines. 

 ,, Publications of the Canadian Department of Agriculture. 



Padova (Italy)— Atti della Accademia Scientifica. 

 Philadelphia — Proceedings of the Academy of Natural Sciences 

 of Philadelphia. 

 „ Proceedings of the American Philosophical 



Society. 

 Pisa — (Italy) — Atti della Societa Tescana di Scienze Naturali. 

 PusA — Reports of the Agricultural Research Institute, 1919-20. 

 Rennes — Bulletin de la Societe Geologique. 

 Rio de Janeiro — Report of the National Museum of Brazil. 

 Rochester (n.y.) — Proceedings of the Rochester Academy of 



Science. 

 San Francisco — Proceedings of the California Academy of 



Science. 

 St. Leonards — Report of the Hastings and St. Leonards' Natural 



History Society, 1919-20. 

 St. Louis — Bulletins of the Missouri Botanical Garden. 



„ Public Library Monthly Bulletin and Annual Report. 



Tacubaya — Anuario del Observatorio Astronomico Nacional de 



Tacubaya. 

 Torquay — Journal of Torquay Natural History Society. 

 Toronto — Transactions of the Royal Canadian Institute. 

 Vienna — Verhandlungen der Kaiserlich-koniglichen Geologischen 

 Reichsanstalt, 1914-1918. 

 ,, Verhandlungen der Geologischen Staatsanstalt, 1920. 



Washington— Annual Report of the Smithsonian Institution. 



,, Annual Report of the United States National 



Museum. 

 „ Bulletins of the Bureau of American Ethnology. 



Bulletins of the Smithsonian Institution. 



