--- lily/rhythmic-column-engraver.cc~	Fri Sep 28 23:58:21 2001
+++ lily/rhythmic-column-engraver.cc	Mon Oct  1 12:52:21 2001
@@ -122,6 +122,6 @@
 ENTER_DESCRIPTION(Rhythmic_column_engraver,
 /* descr */       "Generates NoteColumn, an objects that groups stems, noteheads and rests.",
 /* creats*/       "NoteColumn",
-/* acks  */       "stem-interface rhythmicb-head-interface dot-column-interface",
+/* acks  */       "stem-interface rhythmic-head-interface dot-column-interface",
 /* reads */       "",
 /* write */       "");