EXCHANGES AND PRESENTATIONS 



MADE BY THE 



American x hilosopliical oociety. 



1890. 



ALABAMA. 



University of Alabama, Tuscaloosa. 



CALIFORNIA. 



California Academy of Sciences, San Francisco. 

 Free Public Library, San Francisco. 

 University of California Library, Berkeley. 



CANADA. 



Canadian Institute, Toronto. 



Geological Survey of Canada, Ottawa. 



Historical and Scientific Society of Manitoba, Winnipeg, Manitoba. 



L'Institut Canadien-FranQais, Ottawa. 



Montreal Natural History Society, Montreal. 



University of Toronto, Toronto. 



Botanical Society of Canada, Halifax, Nova Scotia. 



Nova Scotia Society of Natural Science, Halifax, Nova Scotia. 



COLORADO. 



Colorado Scientific Society, Denver. 



CONNECTICUT. 



American Journal of Science, New Haven. 

 American Oriental Society, New Haven. 



