(42) 



OUVRAGES PR^SENTES. 



M. Quetelct pr6senle les tomes 4, 5, 6,7, 8, 9, 10, 

 11 et 12 ( l re partie), des Memoires de la societe Royale 

 d'tldimbourg , qui lui ont 6te adresse"s par I'interm&Haire 

 de M. Van de Weyer , noire ministre ple"nipotentiaire a 

 Londres, ainsi que les ouvrages suivans, envoye's de la part 

 des auleurs : 



1 Astronomiches Jahrbuch filr 1833 et 1834, par 

 M. Encke. Berlin, 1831-1832, 2 vol. in-8; 



2 On the economy of machinery and manufactures 

 ly Charles Babbage. London, 1832, in-8 ; 



3 On the determination of the distance of a comet 

 from the earth, and the elements of its orbit. By 

 J. PP. Lubbock. London, 1832, in-8 ; 



4 Hourly observations and experimental investiga- 

 tions on the barometer. By James Hudson. London, 

 1832,in-4; - 



5 On hybernation. By Marshall Hall. London , 1832, 

 in-4. 



6 Theory of the inverse ratio which subsists between 

 the respiration and irritability, in the animal kingdom. 

 By Marshall Hall. London, 1832 in-4. 



7 Experimental researches in voltaic electricity 

 and electro-magnetism. By the Rev. William Ritchie. 

 London, 1832 , in-4. 



De la part de la societ royale de Londres : Proceedings 

 of the Royal Society. 1831-1832, n os 9 et 10. 



De la part de M. Warnkrcnig, professeur en droit a 

 I'universit6 de Gand : 



1 Commentarii juris romani privati. Tomus tertius. 

 Leodii, 1829,in-8; 



