MICHIGAN ACADEMY OF SCIENCE. 
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Brown University, Library, Providence, Rhode Island. 
Bryn Mawr College, Library, Bryn Mawr, Pennsylvania. 
The Brvologist, Brooklyn, New York. 
Buffalo Society t»f Natural Sciences, Buffalo, New York. 
Calcutta University, Library, Calcutta, India. 
California Academy of Science, San Francisco, California. 
California University, Library, Berkeley, California. 
Calumet Public Library, Calumet, Michigan. 
Cambridge Philosophical Society, Cambridge, England. 
Cambridge University, Library, Cambridge, England. 
Canadian Institute, Toronto, Canada. 
Catholic University, Library, Washington, D. C. 
Central State Normal School, Library, Mt. Pleasant, Michigan. 
Charleston Museum, Charleston. South Carolina. 
Chicago Academy of Science, Lincoln Park, Chicago, Illinois. 
Chicago University, Library, Chicago, Illinois, 
Cincinnati Society of Natural History, Cincinnati, Ohio. 
Cincinnati University, Library, Cincinnati, Ohio. 
City of Lon dan Entomological and Natural History Society, London. 
England. 
College of Physicians, Philadelphia, Pennsylvania. 
Colorado College, Library, Colorado Springs, Colorado. 
Colorado School of Mines, Library, Golden, Colorado. 
Colorado Scientific Society, Denver, Colorado. 
Colorado University, Library, Boulder, Colorado. 
Columbia University, Library, New York City, New York. 
Commerz-Biblothek, Hamburg, Germany. 
Commissao Geographic e Geologica, San Paulo, Brazil. 
Concilium Bibliographic-urn, Zurich, Switzerland. 
Connecticut Academy of Arts and Sciences, Yale Station, New Haven. 
Connecticut. 
Connecticut State Library, Hartford, Connecticut. 
Commissionen for Ledelsen of Geolosiska og Geographiska. Copen- 
hagen. Denmark. 
Cornell University, Library, Ithaca, New York. 
Dalhousie College, Library, Halifax, Nova Scotia, Canada. 
Davenport Academy of Natural Sciences, Davenport. Iowa. 
Delaware County Institute of Science, Media, Pennsylvania. 
Denison University, Scientific Laboratories, Granville, Ohio. 
Denver University, Library, Denver, Colorado. 
Department of Mines and Agriculture, Sidney, New South Wales. 
Department of the Interior, Canadian Archives, Ottawa, Canada. 
Detroit Public Library, Detroit, Michigan. 
Deutsche Botanische Gesellschaft, Berlin, Germany. 
Deutsche Entomologische National Museum, Berlin. Germany. 
Deutsche Geologische Gesellschaft, Berlin. Germany. 
Deutscher u. Oesterrei chi seller Alpen-Verein, Munich. Germany. 
Deutscher Wissensehaftlieher A'erein, Santiago, Chili. 
Division of Entomology, Dominion Department of Agriculture. Ot- 
tawa, Canada. 
Ecole Normale Superieure, Paris, France. 
