4 Key signatures appear on key changes. They may also
5 appear without barlines. The restoration accidentals are not printed at
6 the start of the line. If @code{createKeyOnClefChange} is set, they're
7 also created on a clef change.
16 \property Staff. createKeyOnClefChange = ##t
18 % \key c \major % \minor
19 \key es \major % \minor
22 \key bes \major % \major
23 c2 \clef alto c2 \key d \major \clef treble c2
24 \property Staff. keySignature = #'((2 . -1) (6 . -1) (4 . -1))