Seti I. And II

See Egypt, vol. vi., pp. 461-'2.

Setlius Calvisius

Setlius Calvisius, a German musician and chronologist, born at Groschleben, in Thuringia, Feb. 21, 1556, died in Leipsic, Nov. 24, 1615. He was poor, and by his musical talents earned the means to visit several of the German universities. He opened a musical school at Pforte, rather than accept a professorship of mathematics, which was offered to him by two universities. His principal works were, Opus Chronologicum (1605), Elenchus Calendarii (1611), a translation of the Psalms into German verse, and a treatise on music.

Sevastopol

See Sebastopol.

Seventeen Years Locust

See Harvest Fly.

Seventh Day Adventists

See Second Adventists.

Severino Grattoni

Severino Grattoni, an Italian engineer, born at Voghera, Dec. 7, 1816. After extensive studies,.he was from 1845 to 1851 director of an observatory under Plana, and formed the acquaintance of Cavour, who consulted him on public works, especially on the project of piercing Mont Cenis. Grattoni, being elected to the chamber of deputies, supported Cavour's policy, and was soon called upon, together with Sommeiller and Grandis, to devote himself to the Mont Cenis tunnel scheme. While Sommeiller supplied the chief inventive power, and Grandis a sound judgment on theoretical questions, Grattoni, by his skill, energy, and perseverance, became the organizing genius of the work, which was completed in September, 1871.

Severn

Severn, next to the Thames the largest and most important river of England, rising in the S. part of Montgomeryshire, Wales, and falling into the Bristol channel, 10 m. S. W. of Bristol, after a generally N. E., S., and S. W. course of 210 m. Its most important tributaries are the Tern, Teme, Upper Avon, Wye, and Lower Avon. It is navigable 178 m. from its mouth, and the navigation has been extended by locks and canals. Below Gloucester extensive embankments have been raised to prevent inundation. At the mouth the tide rises 48 ft., and at Chepstow on the Wye 60 ft.

Severn Teackle Wallis

Severn Teackle Wallis, an American lawyer, born in Baltimore, Md., Sept. 8, 1816. He graduated at St. Mary's college, Baltimore, in 1832, and was admitted to the bar in 1837. In 1861 he was a member of the legislature, and since 1870 he has been provost of the university of Maryland. His "Discourse on the Life and Character of George Peabody " was delivered in 1870 before the Peabody institute of Baltimore, of which he is a trustee, and before the legislature. He has published "Glimpses of Spain" (New York, 1849), and " Spain, her Institutions and Public Men " (Boston, 1853).

Severus Alexander

See Alexander Se-verus.

Sevres

Sevres, a town of France, in the department of Seine-et-Oise, on the left bank of the Seine, 6 m. S. W. of Paris; pop. in 1872, 7,096. It stands in a valley between the hills of Meudon and St. Cloud, and the main street is of great length, being traversed by the Versailles road. The celebrated porcelain factory was removed hither in 1756 from Vincennes, and in 1760 became the sole property of Louis XV. (See Pottery and Porcelain, vol. xiii., p. 785.) Connected with it is a museum, and in 1875 a school of mosaics was established. There are also manufactories of shawls, cordage, leather, and chemical substances, and various chemical arts are carried on. - Sèvres was occupied by the Germans Sept. 19, 1870, bombarded by the French Oct. 5, and attacked by the troops of the commune April 4, 1871.