514 DONATIONS. 



Henivood, W. J. Note on changes produced by the deepening and 

 extension of Mines on the Temperatures at their previous bottoms. 

 1859. 



Hogg, J. On Gebel Hauran, its adjacent districts, and the Eastern 

 Desert of Syria, with remarks on their geography and geology. 

 1860. 



Jeitteles, L. Auszug aus einem Schreiben an Herrn Dr. Ami Boue. 

 1859. 



. Bericht iiber das Erdbeben am 15. Janner 1858 in den 



Karpathen und Sudeten. 1859. 



Jenzsch, Gr. Beitrage zur Kenntniss einiger Phonolithe des bohmi- 

 schen Mittelgebirges. 1856. From Sir 0. Lyell, V.P.G.S. 



Bemerkitngen iiber optisch zweiaxige Turmaline. From 



Sir C. Lyell, V.P.G.S. 



— . Considerations relatives a, la partie Mineralogique des in- 

 structions pour 1' expedition scientifique Bresilienne, 1857. From 

 Sir C. Lyell, V.P.G.S. 



Die krystallisirte Kieselsaure ist dimorph. 1858. From 



Sir C. Lyell, V.P.G.S. 



— . Die Verbreitung des Melaphyr und Sanidin-Quarzporphyr. 

 1858. From Sir C. Lyell, V.P.G.S. 



. Lithologie, die Basis der rationellen Geologie. From Sir C. 



Lyell, V.P.G.S. 



— . Neugebildete Sanidin- (glasige Feldspath) Krystalle. From 

 Sir C. Lyell, V.P.G.S. 



TTeber die Krystallform des Kupferoxydes. From Sir 0. 



Lyell, V.P.G.S. 



Jervis, "W. P. On the Marbles of Tuscany and Modena, and the 

 Boracic Acid Lagoons of the Maremme. 1860. From L. Homer, 

 Esq., Pres.G.S. 



Kirschbaum, C. L. Die Athysanus-Arten der Gegend von Wies- 

 baden. 1858. 



Lea, I. Observations on the genus Unio, together with descriptions 

 of New Species, their soft parts, and embryonic forms, in the 

 family TTuionidse. Yol. vii. 1860. 



. On the Unionidce of the United States, &c. 1860. 



Le Puy (Haute -Loire). Tableau general meteorologique. 1857. 

 From Sir C. Lyell, V.P.G.S. 



