Davoust, Louis

NICOLAS, (dd võō,) a celebrated marshal of Fig. 775. - DAVITS. France, B. at Annoux, in 1770. He studied with Napoleon at Brienne, and entered the army in 1785. He took sides with the revolutionists, fought several battles under Dumouriez, and was made a brigadier-general in 1793. He accompanied Napoleon in his Italian campaigns and in his expedition to Egypt. In 1804 he was made a marshal of the empire. The victories of Ulm and Austerlitz were mainly due to him, as also those of Eckmühl and Wagram. For these meritorious services he was created Duke of Auerstadt and Prince of Eckmühl . He joined the Ru ian expedition, and was wounded at Borodino. After the retreat from Moscow he defended Hamburg against all the forces of the allies, and surrendered only after the peace of 1814. When Napoleon returned from Elba, S., Lon. 70° 30′ W. D. was appointed his minister of war. After the battle Fuego, in the middle of the Straits of Magellan. Lat. 540 of Waterloo he lived in retirement until 1819, when he took his seat in the Chamber of Peers. D. in 1823. Daw's on's Station, in Pennsylvania , a post-office of Fayette co. Daw's onville, in Georgia , a post-village, cap. of Dawson co., abt. 48 m. N.E. of Marietta. Daw's onville, in Maryland , a post-village of Mont- gomery co., abt. 60 m. W. by N. of Anna polis. Daw's onville, in Virginia , a post-village of Greene co. Dax, a town of France, dep. Landes, on the Adour, 25 m. N.E. of Bayonne; pop . 9,469. Davy, ( da've ,) SIR HUMPHRY, BART., a celebrated English chemical philosopher, B. at Penzance, 1778. He was apprenticed to a surgeon, and at the age of 20 became a istant at the Clifton institution, which had been established by Dr. Beddoes to determine the influence of different gases in the treatment of diseases. It was here that he discovered the remarkable action of nitrous oxide, or laughing-gas, on the system, and thus paved the way to the application of those means now in use for alleviating pain in severe operations. - In 1801 he was appointed a istant lecturer at the Royal Institution, London, where he speedily acquired great popularity and fame. In 1806 he made the important discovery that the combinations and decompositions by electricity are referable to the law of electrical attraction and repulsion; thus demonstrating the intimate connection between electricity and chemistry. His most bril--Time specified; any period of time distinguished from