Is there a Lilypond tutorial?

[Dave Topham]

I have read the tutorial that comes in the introduction to Lilypond
which is very nice but I need more examples and explanations if they
exist. Is the Reference manual the only resource for learning the
meaning of \context, \property, "volta"   etc.  currently?    (I guess I
have been spoiled by all of the published books on programming with tons
of annotated samples).    I'll keep trying...that's not a bad way to
learn I know...but thought I would ask anyway.  -Dave