Oct. 1900. Annual Report of the Director. 473 



BRISTOL MUSEUM AND REFERENCE LIBRARY, Bristol, England. 

 Report, 1899. 



BRITISH ASSOCIATION FOR THE ADVANCE OF SCIENCE, London, 

 England. 

 Report for 1809. 



BRITISH COLUMBIA BUREAU OF MINES, Victoria, British Columbia. 

 Annual report, 1809. 



BRITISH MUSEUM, London, England. 



Hand-list of the genera and species of birds, vol. 1. 

 Report, 1899. 

 4 catalogues. 



BROOKLYN LIBRARY, Brooklyn, N. Y. 

 Annual report, 42d. 

 Bulletin, current nos. 



BROWN UNIVERSITY, Providence, R. I. 

 Catalogue, 1899-1900. 



BRUNER, LAWRENCE (the author), Lincoln, Neb. 

 Some notes on Nebraska birds (gift). 



BRUNET, L., Paris, France. 



Revue generale des sciences, vols. 7-9, and current nos. 



BRUXELLES. ACADEMIE ROYALE DE BELGIQUE, Bruxelles, Belgium. 

 Annuaire, 1900. 

 Bulletin, 1899, nos. 8-12, and 1900, nos. 1-4. 



BRUXELLES. SOCIETE D'ARCHEOLOGIE, Bruxelles, Belgium. 

 Annals, vol. 13, pts. 3 and 4, and vol. 14, pts. 1 and 2. 

 Annuaire, vol. II. 



BRUXELLES. SOCIETE ROYALE LINNEENNE, Bruxelles, Belgium. 

 Bulletin, current nos. 



BUCKING, H., Strassburg, Elsass, Germany. 

 Beitrage zur geologie von Celebes. 

 2 pamphlets. 



BUENOS AIRES. INSTITUTO GEOGRAFICO ARGENTINO, Buenos 

 Aires, Argentina. 



Boletin, vol. 20, nos. 1-6. 

 BUENOS AIRES. MUSEO NACIONAL, Buenos Aires, Argentina. 



Comunicaciones, current nos. 

 BUFFALO PUBLIC LIBRARY, Buffalo, N. Y. 



Annual report, 3d. 



Class room libraries for public schools. 

 BUFFALO SOCIETY OF NATURAL SCIENCES, Buffalo, N. Y. 



Bulletin, vol. 6, nos. 2, 3 and 4. 

 BUFFUM, W. A. (the author), New York City. 



The tears of the Heliades (gift). 

 BURT, E. A., (the author), Middlebury, Vt. 



Key to the genera of basidomycetes of Vermont. 

 BUSCHAN, GEORGE (the author), Stettin, Germany. 



Zahne anthropologisch und morphologisch. 

 CALL, R. E., Flatbush, Brooklyn, N. Y. 



Call : The unionidae of Arkansas. 



Gill : Families of mammals. 



Hayden : Geological atlas of Colorado. 



Loew : Diptera of North America. 



New York State Cabinet : Annual report, 10th. 



Ohio Geological Survey : Report, 1869 and '70. 



Rendu: Glaciers of Savoy. 



Wyman : Shell mounds of St. John's river. 



