input/tutorial small name error in 2.4.2

[Némo]

Hello.
in the documentation at « 9.1 An example of a musicological document »
the tutorial document is call « lilybook.tex » and in the file I found « 
 lilbook.tex » trying to run the command of the documention failed.

Thank's a lot for this lilypond realese (even if I still can't use zsh 
:oD ),

Olivier.

--
Olivier <address@hidden>