(18) Verzeichniss der eingegangenen Druckschriften. Zweites Vierteljahr. 
Internationale Erdmessung. Das Schweizerische Dreieeknetz, herausgegeben von der 
Schweizerischen geodätischen Commission. Bd.4. Zürich 1889. 4. 
Mittheilungen der Antiquarischen Gesellschaft in Zürich. Bd. XXI. Heft 5. Leipzig 1889. 4. 
Boletin de la Real Academia de la Historia. T. XIV. Cuad. III—V. Madrid 1889. 
Anuario de la Real Academia de Ciencias exactas fisicas y naturales. 1889. Madrid. 
Memorias del Instituto Geografico y Estadistico.. T. VII. Madrid 1888. 
Var, M.G. Memoria sobre la causa ‚fisica del movimiento de Rotacion de los astros 
magnetismo universal. Madrid 1889. 
Commissao dos Trabalhos geologicos de Portugal. ve Lıma, W. Flora fossil de Portugal. 
Monographia do Genero Dieranophyllum (Systema Carbonieco). Lisboa 1888. 4. 
Le bulletin de la SocietE des Medecins et des Naturalistes de Jassy. Aunee II. N. 8—10. 
Jassy 1888. 4. 
The American Naturalist. Vol. XXIII. N.266. New York 1889. 
United States Coast and Geodetie Survey. Bulletin N. 8. Second Edition. Washington 
1889. 4. 
Bureau of Education. Civeular of information N. 5. 6. 1888. Washington 1888. 
Report of the Commissioner of Education for the year 1886 — 1887. Washington 1888. 
Annals of the astronomical Observatory of Harvard College. Vol. XX. P.I. Vol. XVII. 
N. VI. VIII. Cambridge 1859. 1888. 4. 
Bulletin of the Museum of Comparative Zoology at Harvard College. Vol. XVII. N.3. 4. 
Cambridge 1889. 
‚Journal of the American Oriental Society. Vol. XIll. New Haven 1889. 
The American Journal of Science. Ser. 3. Vol. XXXVII. N. 220— 222. New Haven 1889. 
Proceedings of the Boston Society of Natural History. Vol. XXIII. P.IH. IV. Boston 1888. 
The Astronomical Journal. Vol. VIII. 1888. N. 22—24. Vol.IX. N. 1—3. Boston 1889. 4. 
Proceedings of the Cambridge Philosophical Society. Vol. VI. P.V. Cambridge 1889. 
Annals of Mathematics. Vol.IV. N.5. Baltimore 1888. 4. 
Revista do Observatorio do Rio de Janeiro. AnnolIV. 1889. N.3.4. Rio de Janeiro 1889. 
Proceedings of the Canadian Institute, Toronto. Ser. Ill. Vol. VI. Fase. 2. Toronto 1889. 
Annual report of the Canadian Institute, Session 1887—1888. Toronto 1889. 
Resultados del Observatorio Nacional Argentino en Cordoba. Vol. X. Observaeiones del 
ano 1877. Buenos Aires 1888. 4. 2 
The Canadian Record of Science. Vol. III. N.6. Montreal 1889. 
The Transactions of the Academy of Seience of St. Louis. Vol. V. N.1.2. 1886 — 1888. 
St. Louis 1888. 
Benson, L.S. New Tables in Trigonometry. New York 1889. 4. 
Diekerson, E.N. Joseph Henry and the magnetic Telegraph. New York 1885. 
Loonis. E. Contributions to Meteorology. Chapter II. New Haven, Conn. 1889. 4. 
SArrorn, Tr. H. The Williams College Catalogue of North Polar Stars, right ascension 
for 1885. O0. Williamstown. Mass. 1858. 4. 
Sırrorp, Tr. H. A Discourse read June 25. 1888 to commemorate the fiftieth anniversarıy 
of the Dedication of Hopkins Observatory of Williams College. Williamstown, Mass. 1888. 
Dawson, G.M. Notes on the Indian Tribes of the Yukon district and adjacent Northern 
Portion of British Columbia. Canada 1887. Sep. Abdr. 
Harz, A. A Grammar of the Kwagiutl language. (Transactions of the R. Society of 
Canada. Vol. VI. Sect. I. 1888.) Montreal 1859. 4. 
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