209 

 Sitzung am 9. August. 



Anwesend 17. Mitglieder. 

 Eingegangene Schriften : 



1. Smitiisonian Contiibutions to Knowledge, vol XVII. Washington 

 1871. 4". 



2. Annual report of the board of regents of Smithsonian Institution for 

 1869. Washington 1871. S". 



3. Report of the Commissioner of Agriculture for the year 1869. Wa- 

 shington 1870. 80. 



4. The Water-Power of Maine by W. Wells , Superintendent hydrogra- 

 phic survey of Maine. Augusta 1869. S°. 



5. F. V. Hayden, preliminary report of the United States geological 

 Survey ofWhoming and portions of contiguous territories. Wasiiing- 

 ton 1871. 8». 



6. E. T. Cox, first annual report of the geological survey of Indiana. 

 Indianopolis 1869. 8". Maps and colored section. 



7. Transactions of the Connecticut Acffderny of arts and sciences. Vol. I. 

 2. vol. 11. 1. Newiiafen 1867—71. 8». 



8. The american naturalist, a populär illustraled magazine of natural 

 history. IV. 3—12; V. 1. Salem 1870. 71. 8». 



9. Fourth report of the Commissioner of Fisheries of the State of Maine 

 fo the year 1870. Augusta 1870. 8". 



10. Proceedings of the Academy of natural sciences of Philadelphia. 1870 

 nro. 1—3. Philadelphia 1870. S». 



11. Proceedings and Communications of the Essex Institute VI. 2. 1868 

 1871. Salem 1871. 8^. 



12. Bulletin of the Essex Institute 1870. II. 1—12. Salem 1870. 8°. 



13. Second and third annual reports of the Trustes of the Peaboedy 

 Academy of sciences for the years 1869. 70. Salem 1871. 8". 



14. To— Day: a paper printed during the fair of the Essex Institute and 

 Oratorio Society at Salem 1870 October — November 4". 



15. A. S. Packard, record of american Entomologie for the year 1869. 

 Salem 1870. 80. 



16. Ed. W. Blydeu, Appendix to B. Andersons Journey to Musadu. New 

 York 1870. 8". 



17. W, T. Brigham, historical nolice on the earthquakes of New England 

 (Memoirs Boston Soc. II) 4P. 



18. Annais of the Lyceum of Natural History. New York 1870. Fol. 

 21 — 25. 



19. Proceedings of the Boston Society of Natural History XIII. Boston 

 1869. 70. 8«. 



20. M. Stransky, Grundzüge zur Analyse der Molecularbewegung 1. II. 

 Brunn 1867. 71. 8". 



Der Vorsitzende theilt mit, dass vom bernburger Geschäfts-Comite der 

 7. und 8. Oktober für die diesjährige Generalversammlung in Bernburg in 



