436 MEMOIRES 



OUVRAGES IMPRIMfiS 



ADRESSES A l'aCADEJIIE PENDANT LANNEE 1852-1855. 



Comples rendus hebdomadaires dos Seances de TAcad^mie 

 des Sciences de Paris , t. xxxvi ct xxxvii. In -4". 



Journal des Savants, seplembre 1852 — aoul 1853. Paris, 

 in-4° fig. 



Brevets d'invenlion expires, t. lxxvii et lxxvhi, Paris, in-4°. 



Brevets d'invenlion pris sous !e regime de la loi de 1844, 

 2° sdrie, t. vui, ix et x, Paris, in-4'' fig. 



Catalogue des brevets d'invenlion , 1852, Paris. In-8°. 



Smithsonian Contributions to Knowledge , t. ni et iv. 

 Washington, 1852. In-4°, fig. 



Report of the commissioner of patents for the year, 1850 , 

 2 vol. Washington, 1851. In-8° fig. 



Message from the President of the United States , 3" partie , 

 1 vol. 1849. Washington. In-8». fig. 



On recent improvements in the chemical arts, 1 vol. 

 Washington, 1851. In-8°. 



Letter from the Secretary of the Treasury. 1 vol. 



Report from the Secretary of the Treasury of scientific in- 

 ventions. 1 vol. Washington. In-8° fig. 



Fifth annual report of the board of regents, 1 vol. 1851. 

 Washington. Iir-S". 



Full exposure to the inventions of the American electro- 

 magnetic-telegraph. 



