52 Gesammtsilzung vom 15. Januar 1857. 



An eingegangenen Schriften wurden vorgelegt : 



Transactions of the Linnean Society of London. Vol. XXII, Part 1. Lo? 



don 1856. 4. 

 Journal of the Proceedings of the Linnean Society. Vol. I, no. 1 



London 1856. 8. 

 Adress of Thomas Bell Esq. read May 24, 1856. London 1856. 8. 

 Memorias de la Real Academia de ciencias de Madrid. Tomo III. IVi 



Madrid 1856. 4. 

 Silliman's American Journal of science and arts. Vol. XXII, no. 66. 



New Haven 1856. 8. 

 Smithsonian Contrihutions to knowledge. Vol. VIII. Vi'^ashington 1856. 4. 

 Memoirs of the American Academy of arts and sciences. Vol. V, Part 2, 



Cambridge 1855. 4. 

 Proceedings of the American Academy of arts and sciences. Vol. I, no. 



1 — 6. 11,21 — 29. V, 18 — 21. Boston 1848 — 1855. 8. 

 Proceedings of the Society of natural history. Vol. V, no. 12 — 17. 



Boston 1855. 8. 

 Annais of the Lyceum of natural history. Vol. VI, no. 5. New York 



1855. 8. 

 Proceedings of the Academy of natural sciences of Philadelphia. Vol, VII, 



no. 8 — 12. Vol. VIII, no. 1. 2. Philadelphia 1855 — 1856. 8. 



Proceedings of the California Academy of natural sciences. San Fran- 

 cisco 1854—1855. 8. 



Anales de la Universidad de Chile. 1844 — Sept. 1854. Santiago 1846 — 

 1854. 4. 



Explorations and surveys for a railroad route from the Missisippi River 

 to the Pacific Ocean. Vol. I. Washington 1855. 4. 



Reports of experimcnts on the strength and other properties of metals for 

 cannon. Philadelphia 1856. 4. 



Transactions of the Michigan Agricultural Society. Vol. VI. Lansing 



1856. 8. 

 Patent Office Report for the year 1834. Arts and manufactures. Agri- 



culture. Washington 1855. 8. 

 Homer, Medical topography of Brazil and Uruguay. Philadelphia 



1845. 8. 

 Journal de l'ecole imperiale polytechnique. Cahier 36. Paris 1856. 4. 

 Geschichtsblätter aus der Schiveiz. Band II, Heft 6. Luzern 1856. 3. 

 Chr. Lassen, Indische Alterthumshunde. 3. Band, 1. Hälfte. Leipzig 



1857. 8. 

 Trask, Report on the geology of California. Washington 1856. 

 Bache, On the tides of the Atlantic and Pacific Coasts of the Unitec 



Statet. New Haven 1856. 8. 



