Verzeichniss der eingegangenen Druckschriften. Erstes Vierteljahr. (H) 



Department of the Interior. U. S. Geological Survey. D. T. Day. Mineral resources of the 



United States. Calendar year 1888. Washington 1890. 

 Bulletin of the United States Geological Survey. N. 58 — 66. Washington 1890. 

 Powell, J. W. United States Geological Survey. Monogr;i])]is. Vol. XIII. XIV. Washington 



1888. 4. 



PovvKLL, J. W. Ninth Annual Beport of the U. S. Geological Survey to the Secretary of 



the Interior 1887—1888. Washington 1889. 

 T/ie American Journal of the lledical Sciences. \o\. CI. N. 3. March 1891. Philadelphia 



1891. 

 Tlie American Naturalist. \o\.y^'yH\.l^^O. N. 287— 288. Vol. XXV. N. 289. Philadelphia 



1890. 1891. 

 Technology. Cluarterly. Vol. III. N. 4. Boston 1890. 

 Proceedings of the Boston Society of Natural History. Vol. XXIV. P. III and IV. May 



1889. April 1890. Boston 1890. 



Proceedings of the Academy of Natural Sciences of Philadelphia. P. II. April — Sept. 1890. 



P.m. Oct.— Dec. 1890. Philadelphia 1890. 1891. 

 Memoirs of the Boston Society of Natural History. Vol. IV. Number VII. VIII. IX. Boston 



1890. 4. 



The Astronomical Journal. Vol. X. N. 14— 21. Boston 1890. 1891. 4. 



Johns Hopkins University Circulars. Vol. X. N. 84. 85. Baltimore 1890. 1891. 



Proceedings of the American Oriental Society at Princeton, N. J., Octoher 22'^ and 2.3'' 1890. 



New Haven 1890. 

 The American Jour7ial of Science. Ser. III. Vol. XL. Index 10 \^ols. XXXI — XL. Ser. III. 



Vol. XLI. N. 241 — 243. New Haven 1891. 

 Transactious of the Connecticut Academy of Arts and Sciences. Vol. VIII. P. 1. New 



Haven 1890. 

 Amials of the Astronomical Ohservatory of Harvard College. Vol. XXI. P. II. XXIII. P. L 



XXIV. XXVII. XXX. P. I. Cambridge 1890. 4. 

 Baker, D. \\'. History of the Harvard College Ohservatory during the Period 1840 — 1890. 



Cambridge 1890. 

 Forty -ßfth annual Report of the Director of the Astronomical Ohservatory of Harvard 



College. By E. C. Pickering. Cambridge, JNIass. 1890. 

 Bulletin of the Museum of Comparative Zoology at Harvard College. Yo\. XX. N. 3 — 8. 



Cambridge, U. S. A. 1890. 

 The annual Report of the Curator of the Museum of Comparative Zoology , at Harvard Col- 

 lege, for 1889/90. Cambridge, U. S. A. 1890. 

 Occasional Papers of the Califonna Academy of Sciences. I. II. San Francisco 1890. 

 Puhlications of the Washhurn Ohservatory of the University of Wisconsi7i. Vol. VII. P. I. 



Meteorological Observations , 1887 — 1889. Madison, Wisc. 1890. 

 An7ials of Mathematics. Vol. V. N. 4. 5. Charlottesville 1890. 4. 

 NiPHER, Fr. E. The State Weather Service. JefFerson City 1891. 

 NiPHER, Fk. E. Electrical Industries in St. Louis. St. Louis 1890. Sep. Abdr. 



Estados unidos Mexicanos. Inlbrmes y Documentos relativos a Comercio interior y 



exterior, Agricultura e Industrias. N. 64 — 66. Mexico 1890. 

 Ministerio de Fomento. Observatorio meteorologico - magrietico central de Mexico. 



Zendejas, J. Tablas psycrometricas calculadas para la altura de Mexico. 



Mexico 1889. 

 Observatorio meteorologico- magnetico central de Mexico. Boletin mensual T. II. 1889. 



pag. 329 — 443. Mexico. 4. 



Sitz.uii'i'sbenciite 1891. C 



