List of Free Copies. 611 



Academy of Natural Sciences, Buffalo, State of New York. 



Academy of Natural Sciences, San Francisco. 



Stanford University, California. 



University of Montana, Missoula. 



Academy of Natural Sciences, Davenport, Iowa. 



Museum of Comparative Zoology, Cambridge, Massa- 

 chusetts. 



Director of Library of Missouri Botanical Gardens, St. 

 Louis, Mo. 



Natural History Society of Frankfurt a. O. 



Royal Society of Literature and Arts of Belgium, Brussels. 



Royal Imperial Institute for Meteorology and Earth-Mag- 

 netism, Hohe-Warte, Vienna. 



Jahrbuch der Kaiserlich-koniglichen Geologischen Reichs- 

 anstalt, "Vienna. 



Ornithological Society, Vienna. 



Botanical Society of the Province of Brandenburg, Berlin. 



Professor Keilback Wilmersdorf, Berlin. 



Dr. Bastian, Berlin. 



Royal Library, Berlin. 



Geographical Society, Berlin. 



Societas regia Scientiarum Bohemica, Prague. 



Imperial German Academy of Naturalists, Dresden. 



Physico-economic Society of Konigsberg, E. Prussia. 



Royal Zoological, Anthropological, and Ethnographical 

 Museum, Dresden. 



Verein fur vaterlandische Naturkunde in Wiirtemberg, 

 Stuttgart. 



Society of Geography, Leipzig. 



Naturhistorischer Verein in Bonn. 



Natural History Museum of Hamburg. 



Ethnological Museum, Cologne. 



Senekenbergische Naturforschende Gesellschaft, Frankfurt 

 a/M. 



Naturwissenschaftlicher Verein, Bremen. 



Redaktion des Biologischen Centralblatts, Erlangen. 



Biblioteca e dell' Archivio Tecnico del Ministero Cordoba 

 dei Lavori Pubblici, Roma. 



R. Accademia dei Lincei, Rome. 



Imperial Museum of Florence. 



Royal Geographical Society of Italy, Florence. 



Orto e Museo Botanico (R. Instituto di Studi Superiori) in 

 Firenze. 



Tuscan Natural Science Society, Pisa. 



Museum of Zoology and Comparative Anatomy of the Royal 

 University of Turin. 



Editor of Cosmos, Turin. 



Academy of Science, Modena. 



