agedies of life to mere subjects for dissection, he
won those common suffrages which are the prize of exquisite literature.

See M. de Lescure's _Francois Coppee, l'homme, la vie, l'oeuvre_
(1889), and G. Druilhet, _Un Poete francais_ (1902).

COPPEE, HENRY (1821-1895), American educationalist and author, was born
in Savannah, Georgia, on the 13th of October 1821, of a French family
formerly settled in Haiti. He studied at Yale for two years, worked as a
civil engineer, graduated at West Point in 1845, served in the Mexican
War as a lieutenant and was breveted captain for gallantry at Contreras
and Churubusco, was professor of English at West Point from 1850 to 1855
(when he resigned from the army), was professor of English literature
and history in the University of Pennsylvania 1855-1866, and on the 1st
of April 1866 was chosen first president of Lehigh University. In 1875
he was succeeded by John McD. Leavitt and became professor of history
and English literature, but was president pro tem. from the death of
Robert A. Lamberton (b. 1824) in September 1893 to his own death in
Bethlehem on the 22nd of March 1895. He published elementary text-books
of logic (1857), of rhetoric (1859), and of English literature (1872);
various manuals of drill; _Grant, a Military Biography_ (1866); _General
Thomas_ (1893), in the "Great Commanders" Series; _History of the
Conquest of Spain by the Arab-Moors_ (1881); and in 1862 a translation
of Marmont's _Esprit des institutions militaires_, besides editing the
Comte de Paris's _Civil War in America_.

COPPER (symbol Cu, atomic weight 63.1, H = 1, or 63.6, O = 16), a metal
which has been known to and used by the human race from the most remote
periods. Its alloy with tin (bronze) was the first metallic compound in
common use by mankind, and so extensive and characteristic was its
employment in prehistoric times that the epoch is known as the Bronze
Age. By the Greeks and Romans both the metal and its alloys were
indifferently known as [Greek: chalkos] and _aes_. As, according to
Pliny, the Roman supply was chiefly drawn from Cyprus, it came to be
termed _aes cyprium_, which was gradually shortened to _cyprium_, and
corrupted into _cuprum_, whence comes the English word copper, the
French _cuivre_, and the German _Kupfer_.

Copper is a brilliant metal of a peculiar red colour which assumes a
pinkish or yellowish tinge on a freshly fractured surface of the pure
metal, an