end was put to the
rivalry of the two houses by the marriage of Henry VII. of Lancaster with
Elizabeth of York, 1486.

ROSETTA (18), a town on the left branch of the delta of the Nile, 44
m. NE. of Alexandria, famous for the discovery near it by M. Boussard, in
1799, of the Rosetta stone with inscriptions in hieroglyphic, demotic and
Greek, and by the help of which archaeologists have been able to interpret
the hieroglyphics of Egypt.

ROSICRUCIANS, a fraternity who, in the beginning of the 15th
century, affected an intimate acquaintance with the secrets of nature,
and pretended by the study of alchemy and other occult sciences to be
possessed of sundry wonder-working powers.

ROSINANTE, the celebrated steed of Don Quixote, reckoned by him
superior to the Bucephalus of Alexander and the Bavieca of the Cid.

ROSLIN, a pretty little village of Midlothian, by the wooded side of
the North Esk, 61/2 m. S. of Edinburgh; has ruins of a 14th-century castle,
and a small chapel of rare architectural beauty, built in the 16th
century as the choir of a projected collegiate church.

ROSMINI, ANTONIO ROSMINI-SERBATI, distinguished Italian philosopher,
born at Rovereto, entered the priesthood, devoted himself to the study of
philosophy, founded a system and an institute called the "Institute of
the Brethren of Charity" at Stresa, W. of Lake Maggiore, on a pietistic
religious basis, which, though sanctioned by the Pope, has encountered
much opposition at the hands of the obscurantist party in the Church
(1797-1865).

ROSS, SIR JOHN, Arctic explorer, born in Wigtownshire; made three
voyages, the first in 1811 under Parry; the second in 1829, which he
commanded; and a third in 1850, in an unsuccessful search for Franklin,
publishing on his return from them accounts of the first two, in both of
which he made important discoveries (1777-1856).

ROSSANO (19), a town of Southern Italy, in Calabria, 2 m. from the
SW. shore of the Gulf of Taranto; has a fine cathedral and castle;
valuable quarries of marble and alabaster are wrought in the vicinity.

ROSSBACH, a village in Prussian Saxony, 9 m. SW. of Merseburg, where
Frederick the Great gained in 1767 a brilliant victory with 22,000 men
over the combined arms of France and Austria with 60,000.

ROSSE, WILLIAM PARSONS, THIRD EARL OF, born in York; devoted to the
study of astronomy; constructed reflecting telescopes, and a monster one
at the cost of L30,000 at Parson