Oct. 1900. Annual Report of the Director. 479 



GOTTINGEN. K. GEORG-AUGUST-UNIVERSITAT, Gottingen, Germany. 



Chronik, 1898-99. 



Verzeichnes des personals, etc., 1809-1900. 



Verzeichnis der vorlesungen, sommer, 1900. 



Verzeichnis der vorlesungen, winter, 1000-1901. 



63 inaugural dissertations. 



2 pamphlets. 

 GRAY HERBARIUM, Cambridge, Mass. 



Contributions, new ser., nos. 18 and 19. 



10 pamphlets. 

 GREAT BRITAIN. GEOLOGICAL SURVEY, London, England. 



Summary of progress for 1899. 

 GREENE, E. L., Washington, D. C. 



Pittonia, pts. 20 and 21. 

 GURNEY, J. H., Norwich, England. 



10 pamphlets. 

 HAARLEM. STADS BIBLIOTHEEK, Haarlem, Netherlands. 



Verslag van den toestand, 1899. 

 HAASE, O., Berlin, Germany. 



10 pamphlets (gift). 

 HALL, ROBERT (the author), Melbourne, Australia. 



Key to the birds of Australia (gift). 

 HAMBERG, A. (the author), Stockholm, Sweden. 



Die basalte des Konig Karl Landes. 

 HAMBURG. NATURHISTORISCHES MUSEUM, Hamburg, Germany. 



Mittheilungen, vol. 16. 

 HAMILTON ASSOCIATION, Hamilton, Ontario. 



Journal and proceedings, no. 15. 

 HAMILTON COLLEGE, Clinton, N. Y. 



Annual register, 1899-1900. 

 HAMY, E. T. (the author), Paris, France. 



18 pamphlets. 



HANNOVER. GEOGRAPHISCHE GESELLSCHAFT, Hannover, Germany. 

 Jahresbericht, 1st and 3d and 10th. 



HARVARD COLLEGE, Museum of Comparative Zoology, Cambridge, Mass. 



Annual report, i898-'99. 



Bulletin, vol. 32, no. 10. 



Bulletin, vol. 34. 



Bulletin, vol. 35, nos. 3-8. 



Bulletin, vol. 36, nos. 1, 2 and 4. 



Bulletin, vol. 37, nos. 1 and 2. 

 HARVARD UNIVERSITY, Cambridge, Mass. 



Annual report, 1898-99. 



Catalogue, 1899-1900. 

 HATCH EXPERIMENT STATION, Amherst, Mass. 



Annual report, 12th. 



Bulletin, nos. 49, 51, 54, 55, 57 and 59-65. 

 HATCHER, J. B., Princeton, N. J. 



2 pamphlets. 



HEIDELBERG. UNIVERSITATS-BIBLIOTHEK, Heidelberg, Germany. 



Anzeige der vorlesungen, 1899-1900. 



71 inaugural dissertations. 

 HELLER, A. A. (the author), New York City. 



New and interesting plants from western North America, pts. 6-8. 

 HERBIER, BOISSIER, Geneve, Switzerland. 



Bulletin, current nos. 



Memoires, nos. 1— 17. 



