Bulletin of the Essex Institute, voi. II, n. 1 a 12. 



BuIIetin de l'Académie Royale de Belgique 1869, tom. XXVII-XXVIII; 1870, tom. XXIX, XXX. 

 Canadian Naluralist and Quarterlv Journal of Scienoe— New Series, voi. V, n. 1, 2. 

 Congressional Directory for the third session of the forly-fìrsl Congress of the United States of 



America. Second edition. 

 Department of Agriculture — Report 1869. 



Denkschrift auf Ghrist. Erich Hermann fon Heyer fon Cari Alfred Zitlel, 1870. 

 Entomological Correspondence of Thaddeus William Harris, 1869. 

 Ergiinzungen zur instruclion flir meteorologische stationen fon Wild, 1871. 

 Giornale di agricoltura, industria e comm. del Regno d'Italia. Bologna, serie II, anno Vili, voi. 13, 



n. 4-12; voi. 16, n. 14-24; voi. 17, n. 1-S, 7-9. 

 Gazzetta Clinica dello Spedale civico di Palermo; Anno III, fase. 1. 

 Geologica} Survcv of Indiana, 1869. 



Historical Notes òn the Eorthquokes of New England 1638-1869. 

 Journal de la Société Centrale d'Horticulture de France, 2 serie, tom. 4-6, 1870-1871. 

 Jahrbucli der K. K. Geolog. Reichsonstalt. Jahrgang 1871. Band XXI, n. 1, 2, 3, da genn. a die. 

 Jahresbericht des Phisikalischen Central-Observatorium St. Petersburg vou Wild 1871. 

 Letter of the President of the National Academy of Sciences 40" Congress, 2 session. 

 Leiter of the Vice-Prcsident of the National Academy of Sciences 40" Congress, 1 session. 

 Memorie del R. Istituto Veneto di scienze, lettere ed arti, voi. XV, parte II; voi. XVI, parte I. 

 Magni Basilio. Orazione alla sacra Maestà di V. Emanuele II. 

 Monthly Reports of the department of agriculture, 1868. 

 Monthly Report of the Depuiy special Commissioner of the Revenue in Charge of the bureau of 



Siatislics March. — Luglio, agosto, settembre 1869. 

 Memoirs of the Boston Society of Naturai History. Voi. I, parte IV. 

 Memoirs of the American Academy of Aris and Sciences. Voi. IX, parte I. 

 Maps and Colored Section referred to in the Report of Slate Geologist of Indiana, 1869. 

 Mémoires de la Société des Sciences de Cherbourg, anno XV, (2e serie tom. V). 

 Mémoires de l'Académie des Sciences de Thoulouse. Serie 7, tom. II, III. 

 Nature, Journal of science. Voi. IH, n. 76-78; voi. IV, 79-81, 83, 84, 86 a 122. 

 Nova acla R. Societatis scientiarum Upsaliensis; ser. Ili, voi. VII, fase. 1, 2, 1869-1870. 

 Nature Journal of science, voi. V, n. 124-134. 

 Proccedings of the Essex Institute, voi. V, n. 7, 8. 



ProceeJings of the Roston Society of Naturai History — Annual Meeting, 1868, 1869. 

 Proceedings of the American Academy of Arts and Sciences, voi. 7, from may 1865 to may 1868. 



Voi. 8. 

 Proceedings and Communications of tlie Essex Institute voi. VI, parte 2. 

 Raccoglitore — Giornale della Società d'Incoraggiamento in Padova. Serie II, anno VIIF, n. 7-22. 

 Rendiconto della R. Accademia delle Scienze fisiche e matematiche, tomo X, fase. 3, 4. 

 Report of the Commissioner of Agriculture. Year 1867. 

 Report of the invertebrata of Massaschuselts — By Augustus a Gouid 1870. 

 Repertorium flir Meteorologie Herausg. von der Kais. Au der Wis. redigirt von Dr H. Wild. — 



Band I, Heft II. 

 Bitter — Erinnerung on Wilh Haidinger. 



Reports of the diseaus of Calile in the United States-Made lo the Commissiones of Agriculture. 

 Sitzungsberichte der K. Akademie der Wissenschaften; math. naturw. Classe I, Abth. 1870, n. 6-10. 



II Ahth. 1870, num. 8-10. — Abth. I 1871, n. 1-5. Abth. il 1871, n. 1-3. 

 Smithsonian Report, 1867, 1868, 1869. 

 Smithsonian Miscellaneus Collections 194. — Land and Fresh Water Shelles of Nord America.— 



Parte I. Pulmonala Geophila. 

 Sitzungsberichte der Nalurvis. Gesellschaft. Isis in Dresden. Jahrgang 1870. Oct., nov., dee. — 



Jahrgang 1871. Jan., feb., marz, juli, august, september. 

 Sitzungsberichte der K. Rayer Akademie der Wissenschaften zu Munchen, 1869, II; 1870 I-II. 

 The Mechanics Magazine. London, voi. 95, numeri 2449 a 2461. 

 To-day A paper printed during the fair of the Essex Institute and Oratorio Society at Salem, 



Mass. from Oct. 31 to Noveraber 4. 

 Verhandlungen der K. K. geologischen Reichsanstalt 1871, 4-6, 9-18. 

 Verhandlungen des naturhistorisch-medizinischen Vereins zu Heidelberg. Band V. 

 Verhandlungen der Naturforschenden Gesellschaft in Bosel. Funfter Theil drittes Refi. 

 Vierteljahrsschrift der Naturforschenden Gesellschaft in Zurich, 3" anno, disp. 1 a 4. 



