4 texidoc = "nested properties may also be reverted. This uses
13 \override Glissando #'bound-details #'right #'Y = #4
15 \override Glissando #'bound-details #'left #'Y = #-6
17 \revert Glissando #'(bound-details right Y)
19 \revert Glissando #'(bound-details left Y)