302 Royal Academy of Sciences of Paris. 



chemical analysis had discovered to exist in it. This new product 

 is richer in colour and more splendid than the natural one. — M. 

 Ozenne continued the reading of his paper on the study of delivery. 

 — The Academy elected a Commission by ballot, for adjudging the 

 prize founded by M. de Monthyon, in favour of him who should ren- 

 der an art or trade less unwholesome. — The Commissioners are: 

 MM. Thenard, Gay-Lussac, Darcet, Chevreul, and Dulong. 



Feb. 11. — ML Lermier sent Researches concerning the influence 

 which the will of man exercises upon inanimate bodies. — M. Julia 

 Fontenelle, a letter On the phenomena of the incandescence of 

 strontian and barytes. — M. Baehr of Kcenigsberg, a memoir intitled, 

 De Ovi Mammalium et Hominis Generi. — M.Beudant gave a favour- 

 able account of M. Rozet's geognostic description of the Bas*Boulon- 

 nais. — M. Cuvier, on behalf of a Commission, presented an analysis 

 of all the specimens which MM. Quoy and Gaymard had sent to 

 the Museum of Natural History since the sailing of the Astrolabe : 

 these indefatigable observers render themselves increasingly worthy 

 of the protection of authority.— M. GeofFroy Saint- Hilaire reported 

 respecting the memoir of M. Lisfranc, relating to the Rhinoplastic ; 

 the opinions are very favourable. — M. Civiale began the reading of 

 a new memoir on Lithotrity. 



Feb. 1 8. — The Minister of the Interior invited the Academy to 

 examine the weighing machines made by M. Paret. — M. Tournal, 

 Jun. sent a memoir On the geognostic constitution of the basin in 

 the environs of Narbonne. — M. Lassaigne sent, by request of the 

 Director of the School at Alfort,a molar tooth of an elephant, found 

 fifteen feet below the surface, in a mass of sand and flints worked 

 near the village of Maison. — M. Levret presented a memoir, intitled 

 Des Courbes et des Surfaces semblables. — M. Donne read a memoir 

 On the employment of iodine and bromine, as tests of the vegetable 

 alkalies. — MM. Saint-Hilaire and Martin read a memoir On the 

 anatomy of some parts of the female tortoise. — MM. Legendre, 

 Poinsot and Cauchy gave a favourable account of an extremely 

 curious memoir very long since presented to the Academy by M. 

 Poncelet: this memoir was intitled, Theorie generate des polaires re- 

 ciproques. — M. Lassis read the first part of a memoir On the yellow 

 fever. 



Feb. 25. — The Minister of War invited the Academy to examine 

 M. Longchamp's Theory of Nitrification. M. JLongchamp wrote 

 to request that the examination might be confined to the inquiry, 

 whether it was advisable to construct artificial nitre-works accord- 

 ing to his theory. — M. Jomard communicated some details respect- 

 ing Captain Clapperton and Major Laing, whose death had been 

 announced. — M. Saint Hilaire made a favourable report on MM. 

 Audouin's and Edwards's memoir On the nervous system of the 

 Crustaceae. — M.Desfontaines gave a verbal account of M.Chevalier's 

 new Flora of the environs of Paris. — M. Lassis concluded the read- 

 ing of his memoir On the yellow fever. — M. Comte read anatomico- 

 physiological researches on the causes of the superiority of the 

 right hand. 



March 3 M. Leymeries sent several treatises respecting the 



causes 



