MICHIGAN ACADEMY OF SCIENCE. 
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Northwestern University, Library, Evanston, Illinois. 
Nova Scotian Institute of Science, Halifax, Nova Scotia, Canada. 
Oahu College, Honolulu, Hawaii. 
Oberhessiche Gesellschaft fuer Natur-u. Heilkunde, Giessen, Hesse, 
Germany. . 
Oberlin College, Library, Oberlin, Ohio. 
Observatorio do Rio de Janeiro, Rio de Janeiro. Brazil. 
Oesterreichischer Reichs-Forst Verein, Wien, Austria-Hungary. 
Ohio Mechanics Institute, Cincinnati, Ohio. 
Ohio State Academy of Science, Page Hall, Ohio State University, 
Columbus, Ohio. 
Ohio State Archaeological and Historical Society, Columbus, Ohio. 
Ohio State University, Library, Columbus, Ohio. 
Ohio Wesslevan University, Library, Delaware, Ohio. 
Oklahoma University, Library, Norman, Oklahoma. 
Olivet College, Library, Olivet, Michigan. 
Onondaga Academy of Science, Syracuse, New York. 
Ontaria Minister of Education, Ottawa, Canada. 
Oregon University, Library, Eugene, Oregon. 
Orto Botanico, Palermo, Italy. 
Oschslrestvo Iestestvo-Ispytalelei pri Imper, Kazanskom Universitetie, 
Kazan, Russia. 
Oxford University Entomological Society, Oxford, England. 
Peabody Academy of Science, Salem, Massachusetts. 
Peabody Institute, Library, Baltimore, Maryland. 
Peabody Museum of American Archaeology and Ethnology, Cam- 
bridge, Massachusetts. 
Pennsylvania University, Library, Philadelphia, Pennsylvania. 
Perthshire Society of Natural Science, Perth, Scotland. 
Petermann, Dr. A., Geographiseher Mitteilungen, Gotha, Germany. 
Petoskey Public Library, Petoskey, Michigan. 
Phillips Academy, Department of Archaeology, Andover, Massachu- 
setts. 
Philosophical Society of Glasgow, Glasgow, Scotland. 
Popular Science Monthly, Sub-station 84, New York City, New York. 
Portland Society of Natural History, Portland, Maine. 
Princeton Academy of Science, Princeton, Illinois. 
Princeton University, Library, Princeton, New Jersey. 
Provinzial- Verein filer Wissenschaft-u. Kunst, Muenster, Prussia. 
Germany. 
Public Gardens and Plantations, Gordon Town, Jamaica. 
Public Library, Bay City, Michigan. 
Public Library, Traverse City, Michigan. 
Public Library and Museum, Brighton, England. 
Public School, Library, Adrian, Michigan. 
Purdue University, Library, Lafayette, Indiana. 
Queen’s College, Library, Belfast, Ireland. 
Queen’s College. Library, Galway, Ireland. 
Queen’s University, Library, Kingston, Canada. 
Real Academica de Ciencias Exactes, Fisicas y Natureals, Madrid 
Spain. 
