permitted to include in their compofitions certain liber-
ties, and additions,
( '» " -Pictoribus atque Poetis,
Quidlibet audendi femper fuit sequa poteftas)
yet great circumfpeclion mould be maintained not to
abufe the privilege.
The principles of compofition feem to be (i) Inven-
tion, which felects the fubjecr, and the objects which
ought to be treated as relative to it. (u) Disposition,
which regulates the places of the objects according to
their importance—to their picturefque appearance—
to the variety refulting from them—affembiing the
principal groups—or difperfing fmalier. fin) Pro-
priety as to 'character — fcenery — and accelfories.
(iv) Effect : of colours—of Ghiaro Ofcuro—together
with Effects,general,and particular.(v) Costume, and
(vi) Intelligence, or Perspicuity, in relating the
fact and treating its dependencies.
A rich compofition, is that which pofleffes tafte,
ordonnance, fecundity, which attracts the fpectator by
its beauty and merit. True richnefs of compofition
arifes not from a multitude of figures, or objects, but
from its powers of imparting to the fpectator a multitude
of ideas or one leading idea, in fo forcible a manner
that it fhall produce many ideas.
A beautiful compofition, is that wherein every
object is fo happily fituated, the groups fo well contrafted,
the airs, and attitudes of the figures, fo properly varied5
and the whole fo apropos, as evinces the flail and conduct
of the mafter.