152 TWELFTH REPORT. 



Catholic University Library ; Wasihiugton, D. C. 



Central State Xornuil School Library; Mt. Pleasant, Michigan. 



Chicago Academy of Science; Lincoln Park, Chicago, 111. 



Chicago University Library; Chicago, 111. 



Cincinnati Society of IVatnral History; Cincinnati, Ohio. 



Cincinnati University Library; Cincinatti, Ohio. 



City of London Entomological and Natural History Society; London, 

 England. 



College of Physicians; Philadelphia, Pa. 



Colorado College Library; Colorado Springs, Colorado. 



Colorado School of Mines Library; Golden, Colorado. 



Colorado Scientific Society; Denver, Colorado. 



Colorado University Library; Bonlder, Colorado. 



Columbia University Library; New York City, N. Y. 



Commerz-Biblothek ; Hamburg, Germany. 



Conimissao GeogTaphic e Geologica ; San Paulo. Brazil. 



Concilium Bibliographicum ; Zurich, SAvitzerland. 

 . Connecticut Academy of Arts and Sciences ; Y^ale Station, New Haven, 

 Connecticut. 



Connecticut State Library; Hartford, Connecticut. 



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 LTniversity Library; Denver, Colorado. 



Department of the Interior, Canadian Archives; Ottawa, Canada. 



Detroit Public Library; Detroit, Michigan. 



Deutsche Botanische Gesellschaft ; Berlin, Germany. 



Deutsche Geologische Gesellschaft; Berlin, Germany. 



Deutscher u. Oesterreichischer Alpen-Verein ; Munich, Germany. 



Deutscher Wissenschaftlisher Yerein; Santiago, Chilli. 



Ecole Normale Sup^u-ieure; Paris, France. 



Ecole Pratique des Hautes Etudes; Sorbonne, Paris, France. 



Edinburgh Field Naturalists and Microscopical Society; Edinburgh, 

 Scotland. 



Edinburgh Geological Society; Edinburgh, Scotland. 



Edinburgh University Library; Edinburgh, Scotland. 



Elgin Scientific Society; Elgin, 111. 



•Elisha Mitchell Scientific Society; Chaiiel Hill, North Carolina. 



Elliott Society of Science and Arts; Charleston, South Carolina. 



Elphinstone College Library, Bombay, India. 



Entomological Society; Cavendish Square, W., London, England. 



Entomological Society of Canada; Quebec, Canada. 



Entomological Society of Ontario; Guelph, Canada. 



Entomologischer Yerein ; Stettin, Germany. 



Entomologiska Foerening; Stockholm, Sweden. 



Essex Institute; Salem, Mass. 



Field Museum of Natural History; Chicago, 111. 



Finska Yetenskap Societet; Helsingfors, Finland. 



Folia Bibliographica ; Berlin, Pinissia, Germany. 



