The treble staff and the bass staff can be joined together by a BRACE which consists of a straight line and a curved line.

        The combined staffs are called THE GRAND STAFF.

	A LEGER LINE is a small line which is added above or below either the treble or bass staffs.
	The note MIDDLE C is on the leger line that joins the treble and bass staffs.

LEGER LINES extend either staff upward or downward.