ved to Austria after the unsuccessful struggle with
Prussia; forms a duchy and crownland of Austria, and extends SW. from the
border of Prussian Silesia; agriculture and mining are the chief
industries.

SILHOUETTE, name given to the profile of a portrait filled in with
black; a design familiar to the ancients, and in vogue in France during
the reign of Louis XV.

SILISTRIA (12), a town of Bulgaria, on the Danube, 70 m. below
Rustchuk; occupies a fine strategical position, and is strongly
fortified; withstood successfully a 39 days' siege by the Russians during
the Crimean War; cloth and leather are the chief manufactures.

SILIUS ITALICUS, a Roman poet; was consul in the year of Nero's
death, and his chief work an epic "Punica," relating the events of the
Second Punic War, a dull performance.

SILLIMAN, BENJAMIN, American chemist and geologist, born in North
Stratford (now Trumbull), Connecticut; graduated at Yale, and was called
to the bar in 1802, but in the same year threw up law for science; became
professor of Chemistry at Yale, a position he held for 50 years (till
1853); did much to stimulate the study of chemistry and geology by
lectures throughout the States; founded (1818) the _American Journal of
Science_, and was for 28 years its editor; during 1853-55 was lecturer on
Geology at Yale; his writings include "Journals of Travels in England,
Holland, and Scotland" (1779-1864). BENJAMIN SILLIMAN, son of
preceding, also an active scientist along his father's lines; founded the
Yale School of Science, and filled the chairs of Chemistry at Louisville
(1849-1854) and at Yale (till 1869); was co-editor of the _Journal of
Science_ (1845-85), and wrote various popular text-books of chemistry and
physics (1816-1885).

SILLOTH (3), a watering-place of Cumberland, on the Solway Firth, 20
m. W. of Carlisle; has good docks and an increasing commerce.

SILURES, one of the ancient British tribes occupying the SE. of
Wales; conjectured to be of Non-Aryan stock, and akin to the Iberians;
offered a fierce resistance to the invading Romans.

SILVANUS, an Italian divinity, the guardian of trees, fields, and
husbandmen; represented as a hale, happy, old man.

SILVER AGE, the age in the Greek mythology in succession to the
Golden; gold being viewed as the reality, and silver the idle reflection.
See AGES and GOLDEN AGE.

SIMEON, ST., the aged seer who received the infant Christ in his
arms as He was pres