Program reference: @internalsref{NoteHead}.
+@node Pitched trills
+@subsection Pitched trills
+
+Trills that should be executed on an explicitly specified pitch can be
+typeset with the command @code{pitchedTrill},
+
+@lilypond[raggedright,verbatim]
+ \pitchedTrill c'4\startTrillSpan fis
+ f'\stopTrillSpan
+@end lilypond
+
+The first argument is the main note. The absolute pitch of the second
+is printed as a stemless note head in parentheses.
+
+@refbugs
+
+Relative octave mode ignores the octave of the second argument of
+@code{\pitchedTrill}.
@node Feathered beams
@subsection Feathered beams