me than those of any other
sea.

ATLAN`TIS, an island alleged by tradition to have existed in the
ocean W. of the Pillars of Hercules; Plato has given a beautiful picture
of this island, and an account of its fabulous history. THE NEW, a
Utopia figured as existing somewhere in the Atlantic, which Lord Bacon
began to outline but never finished.

AT`LAS, a Titan who, for his audacity in attempting to dethrone
Zeus, was doomed to bear the heavens on his shoulders; although another
account makes him a king of Mauritania whom Perseus, for his want of
hospitality, changed into a mountain by exposing to view the head of the
Medusa.

ATLAS MOUNTAINS, a range in N. Africa, the highest 11,000 feet, the
GREATER in Morocco, the LESSER extending besides through
Algeria and Tunis, and the whole system extending from Cape Nun, in
Morocco, to Cape Bon, in Tunis.

ATMAN, THE, in the Hindu philosophy, the divine spirit in man,
conceived of as a small being having its seat in the heart, where it may
be felt stirring, travelling whence along the arteries it peers out as a
small image in the eye, the pupil; it is centred in the heart of the
universe, and appears with dazzling effect in the sun, the heart and eye
of the world, and is the same there as in the heart of man.

AT`OLL, the name, a Polynesian one, given to a coral island
consisting of a ring of coral enclosing a lagoon.

ATOMIC THEORY, the theory that all compound bodies are made up of
elementary in fixed proportions.

ATOMIC WEIGHT, the weight of an atom of any body compared with that
of hydrogen, the unit.

ATRA`TO, a river in Colombia which flows N. into the Gulf of Darien;
is navigable for 200 m., proposed, since the failure of the Panama
scheme, to be converted, along with San Juan River, into a canal to
connect the Atlantic and the Pacific.

A`TREUS, a son of Pelops and king of Mycenae, who, to avenge a wrong
done him by his brother Thyestes, killed his two sons, and served them up
in a banquet to him, for which act, as tradition shows, his descendants
had to pay heavy penalties.

ATRI`DES, descendants of Atreus, particularly Agamemnon and
Menelaus, a family frequently referred to as capable of and doomed to
perpetrating the most atrocious crimes.

AT`ROPOS, one of the three Fates, the one who cut asunder the thread
of life; one of her sisters, Clotho, appointed to spin the thread, and
the other, Lachesis, to direct it.

AT`TALUS, the