4486 French Natioiifd Insiiiui^, 



M. Pelletan has communicated to us some interesting 

 observations on aneurisms, and on the chirurgical operations 

 which these diseases require. 



M. Larrey has5ubn}itted to the cUss a memoir, on which 

 a report has becH made, and vdiich suggests, in cases of 

 gunshot wounds followed by gangrene, that we should not 

 exf ect to put a stop to the gangrene by performing ampu- 

 tation. 



AGRICULTURE AND RURAL CECONOMY. 



M. Sylvestre, in the name of a committee, has made a 

 ■report to the Institute on a work by M. Yvart, entitled. 

 Method of improving Agriculture by Manures (assolemens). 

 ^' The science of manuring," says the report, ** has for its 

 object to render any soil capable of yielding crops con^ 

 stantly in the most profitable manner, and without being 

 ^deteriorated. This work, he adds, fulfils the important 

 object which the author proposed, and merits the appro^ 

 bation of the class." 



M. De Cubiere has read a memoir on the bald cypress 

 '{cypress chauve) : it has for its object to enlighten agricul- 

 turists, to give them new ideas as to the vegetation of thf* 

 -fine tree, and to make them acquainted with all the ad- 

 vantages which they may expect from its culture. The re- 

 port which has been made oF this work, by our colleague, 

 (M.Mirbel, has obtained for M.Dc Cubiere the approbation 

 of the class. 



M. Leblanc, who spent several years in America, has 

 communicated to us bis views with respect to the facility of 

 naturalising the Vigonia sheep in the Alps and 'Pyrenees, 

 and on the uses of their wool. 



M. Poyfere-de-Cere read a notice on the washing of the 

 superfine wools in Spain, and on the great washing-lK)use 

 at Alfaro, near Segovia; a memoir, in which will be found 

 an account of an expeditious, easy, and cj^onomical method 

 of cleansing vvools;, and constructing washing stations. 



Finally, bur colleague, M. Percy, having collected in 

 Spain sotne curious observations on thie n>anufacture of tht 

 arhphori and alcazaras used by ihe Spaniards for keeping 

 their liqhors cool, has communicated them, with the addition 

 of some ini port ant reflections as to the utility of these ves- 

 sels, and on the influence which they exercise on the li^ 

 quids they' cohuin. 



LXX. 'N'olkes 



