They are comprised under the following denominations.
POLYTECHNIC SCHOOL.
SCHOOL OF ARTILLERY.
MILITARY ENGINEERS.
BRIDGES AND HIGHWAYS.
MINES.
NAVAL ENGINEERS.
NAVIGATION.
In order to be admitted into any of the above schools, the candidates
must prove themselves qualified by the preliminary instruction
required the examinations at the competition prescribed for each of
them. The pupils of these schools receive a salary from the nation.
At the head of them is the _Polytechnic School_, of which I have
already spoken. This is the grand nursery, whence the pupils, when
they have attained a sufficient degree of perfection, are
transplanted into the other _Schools for Public Services_. Next come
the