44 DONATIONS. 



Beyrich, E. Bericht iiber die von Overweg a\if der Reise von Tripoli 

 nach Murzuk und von Murzuk nach Ghat gefundenen Verstein- 

 erungen. 



Brooke, H. J. and W. H. Miller. Phillips' Elementary Introduc- 

 tion to Mineralogy, New edition. 



Carter, H. J. Geology of the Island of Bombay. 



Catalogue of Stars near the Ecliptic, observed at Makree during 

 1848-50. Vol. i. From the Royal Society of London. 



Dana, J. D. Note on an Eruption of Manna Loa. 



Translation of A. Scacchi's paper on the Humite of 



M. Somma. 



. Mineralogical Notices, No. 4. 



. On lettering Figures of Crystals. 



Darwin, C. A Monograph on the Sub-Class Cirripedia. From the 

 Ray Society. 



D' Hombres-Firmas, Baron. Lettres inedites de C. Linne a F. Boissier 

 de Sauvages, publiees par. 



Dumont, A. Note sur la position geologique de I'Argile Rupelienne 

 et sur le synchronisme des formations tertiaires de la Bel- 

 gique. 



EUet, Charles. Report on Deepening the Water over the Bars at 

 the Mouth of the Mississippi, 1851. From the Smithsonian 

 Institution. 



Faraday, Br. M. Experimental Researches in Electricity, 29th 

 Series. 



Force. 



On the Physical Character of the Lines of Magnetic 



Freeman, Rev. John. Life of the Rev. William Kirby, Rector of 

 Barham. 



Fritsch, Karl. Kalender der Flora des Horizontes von Prag. 



Gorini, P. Sull' Origine delle Montague e dei Vulcani Studio spe- 

 rimentale. Vol. i. 



. Gh Esperimenti suUa Formazione delle Montague. 



■ . Rapporto letto, nell' adunanza generale de Giorno 



2 Maggio 1852, dal socio Dr. G. Susani, relatore della Com- 

 missione incaricate di assistere agli esperimenti eseguiti dal 

 Prof. P. Gorini nelle salle di Soc. Sc. Lett. Arti in Milano. 



Hausmann, J. F. L. Bermerkungen iiber den Zirkonsyenit. 



