386 



Flora Batava. Nos. 123 and 124. — By the King of Holland. 



Notice respecting the Fossils of the Mountain Limestone of Ireland, 

 as compared with those of Great Britain, and also with the De- 

 vonian System. By Richard GriflSth, F.R. S.E,, &c. &c. — 

 By the Author. 



Memoires de I'Academie des Sciences de I'lnstitut de France. 

 Tome xviii. 



Memoires Presentes par divers Savants a I'Academie Royale des 

 Sciences de Tlnstitut de France. Tome vii. — By the Royal 

 Academy. 



Ueber die Abhaengigkeit der Physischen Populationskraefte von den 

 einfachsten Grundstoffen der Natur mit specieller Anwendung 

 auf die Bevolkeruncrs-Statistik von Belgien, von Dr Ferdinand 

 Gobbi. — By the Author. 



Memoires de la Societe de Physique et d'Histoire Naturelle de Ge- 

 neve. Tome ix. p*i® 2. — By the Society. 



Journal of the Royal Asiatic Society of Great Britain and Ireland. 

 No. 13. — By the Society. 



Magnetische und Meteorologische Beobachtungen zu Prag, von Karl 

 Kriel. (Zwieter Jahrgang.) — By the Author. 



1st and 2d Bulletins of the Proceedings of the National Institution 

 for the promotion of Science at Washington. — By the Institu- 

 tion. 



Researches in Physical Geology. By W. Hopkins, Esq. Parts 1,2, 3. 

 — By the Author. 



On the Errors of Chronometers, and Explanation of a new construc- 

 tion of the Compensation Balance. By E. J. Dent, Esq. — By 

 the Author. 



Twenty-second Report of the Council of the Leeds Philosophical and 

 Literary Society, 1841—42. — By the Society. 



Transactions of the Royal Cornwall Polytechnic Society, 1842. 

 No. 1. — By the Society. 



System der Krystalle, ein Versuch von M, L. Frankenheim, Profes- 

 sor an der Universitat von Breslau. — By the Author. 



Abhandlungen der Koniglichen Akademie der Wissenschaften zu 

 Berlin, 1840. 



Bericht iiber die zur Bekanntmachung geeigneten Verhandlungen 

 der Kongl. Preuss. Akademie der Wissenschaften zu Berlin, 

 Juli 1841 bis Juni 1842. — By the Academy. 



