Time_signature_engraver is removed from Kievan Staff as per Google Code issue 2318
http://code.google.com/p/lilypond/issues/detail?id=2318
\description "Same as @code{Voice} context, except that it is
accommodated for typesetting a piece in Kievan style."
-% \override Stem #'stencil = ##f
-
%% Set glyph styles.
\override NoteHead #'style = #'kievan
\override Rest #'style = #'mensural
\description "Same as @code{Staff} context, except that it is
accommodated for typesetting a piece in Kievan style."
+ \remove "Time_signature_engraver"
+
%% Choose Kievan tsefaut clef
clefGlyph = #"clefs.kievan.do"
middleCClefPosition = #0