XXIV Additions to the Library. 
Nortu Daxora.—Geological Survey. 
Biennial report. II—V. 1901-08. 
State Historical Society. 
Collections. I—II. 1906—08. 
Nova Scorra.—Department of Mines. 
Report. 1907—09. 
NuremBera.—Naturhistorische Gesellschaft. 
Abhandlungen. XVII und Beigabe 1909. 
Mitteilungen. 1907, 1—6; 1908, 1. 
Oberlin College. 
Laboratory Bulletin. 14-15. 1909. 
Oprssa.—Société des Natwralistes de la Nouvelle- Russie. 
Mémoires. XXX—XXXITII. 1907—09. 
Ou10.—State Academy of Science. 
Proeeedings. V, 2—5. 1908-10. 
Geological Survey. 
Bulletin. 8-9. 1908. 
Ox.aHoma.—Greological Survey. 
Bulletin. 1. 1908. 
State University. 
Bulletin. 1—2. 1910. 
Research Bulletin 142. 
Oxrorp.— Radcliffe Library. 
Catalogue of Books added. 1908, 1909. 
University Observatory. 
Astrographic Catalogue. III-IV. 1900. 
PaisteEy.— Philosophical Institution. 
Annual Report. XCI-—CI. 1899—1909. 
Coats Observatory. Meteorological Observations. 1598—1908. 
Patermo.—R. Accademia di Scienze, Lettere e Belle Arti 
Bolletino. 1903—06. 
Societa di Scienze Naturali ed Economiche. 
Giornale di scienze naturali ed economiche. XXVI-—XXVII. 
1908—09. 
Paris.—Kcole Polytechnique. 
Journal. 2e sér. Cahier XI. 1907. 
Musée Guimet. 
Annales. Bibliothéque d’études. Tome XXIV-—XXYV. 1907-08. 
Musée d’ Histoire Naturelle. 
Bulletin. Année 1907, 6—7; 1909, 5. 
Société Zoologique de France. 
Mémoires. XIX—XXI. 1906-08. 
Bulletin. XXXI—XXXIII. 1908-09. 
Observatoire. 
Rapport annuel. 1907-08. 
