140 Royal Academy of Sciences of Paris. 



mony, and bismuth. — M. Girard gave a verbal analysis of several 

 works published in America on the occasion of the opening of the 

 Hudson canal. — M. Cauchy read a memoir, intitled Usage du calcul 

 des re'sidus pour la transformation ou la sommation des series. — M. 

 Bonnard read a memoir on the locality of the manganese of Roma- 

 neche. — M. F£burier read a memoir, intitled Notice sur la Lune 

 rousse, et sur quelques effets de sa lumiere et de celle des autres astres 

 sur les ve'getaux. 



December 24. — MM. Raspail and Saigey sent a Notice respect- 

 ing the sizing of paper. — M. Buran transmitted several observations 

 concerning M. Payen's memoir on a new borate of soda. — M. Ca- 

 gniard-Latour sent a memoir relating to the elasticity and change of 

 size which metallic wires undergo when they are stretched. — M. Che- 

 vallier forwarded a sealed packet relating to the extraction of indigo. 

 — M. Tilloy, of Dijon, sent his work on currants. — M. Dumeril read a 

 letter from Bretonneau, On the blistering properties of some insects 

 of the can tharides -family. — M. Moreau de Jonnes communicated a 

 Notice respecting the recent employment of mercurial treatment, both 

 internal and external, in Cephalonia, for the prevention of the first 

 symptoms of the plague.— M. de Blainville, in the name of a Commis- 

 sion, made a report on the memoir of M. Jacobson, intitled Observa- 

 tions sur le pretendu developpement desceufs, desmoulettes, et des ano- 

 dontes dans leurs branchies. The Section of Mineralogy and Geology 

 presented the following list of candidates for the two vacant places of 

 Correspondents. Geology : MM. Conybeare, of London j Buckland, 

 of Oxford; MacCulloch, of London j Freisleben, of Freyberg j Char- 

 pentier, of Bex. — Mineralogy : MM. Mitscherlich, of Berlin ; Gus- 

 tavus Rose, of Berlin ; Haidinger, of Edinburgh. 



Jan. 7, 1828. — According to the rules, the Academy proceeded 

 to the election of a Vice-President. M. Mirbel had a majority of 

 votes. — Mr. Warden communicated a letter from Mr. Smith, who, 

 towards the end of 1826, explored a country hitherto unknown, to 

 the S.W. and E. of the Rocky Mountains — M.Thomas Grillon an- 

 nounced his discovery of a new mechanical means for moving vessels. 

 — M. Blainville read a notice respecting the difference of the males 

 and females of a species of gelasin. — M. Gannal read a memoir On 

 the inspiration of chlorine in consumption. — Mr. Ivory was elected a 

 Corresponding Member in the Section of Geometry. — M. Becquerel 

 read a memoir On the electrical properties of the tourmaline. — 

 M. Duvau read a statistical essay On the department of Indre and 

 Loire. 



Jan. 14. — M. Biot read a memoir On double refraction. On this 

 occasion a sealed packet deposited by him on the 7th of January 

 1822, was given up to him ; it contained a paper intitled, Deter- 

 mination experimental des expressions des deux vitesses dans les phe- 

 nomenes de la double refraction. — A secret committee from the 

 Section of Chemistry presented the following list of candidates for 

 the vacant place of Corresponding Member : MM. Arfwedson, of 

 Stockholm ; Henry Rose, of Berlin ; Thomson, of Glasgow ; Houtou 

 Labillardiere, of Rouen ; Liebig, of Giessen ; Brande, of London. 



Jan. 



