En réponse à Roger Mills <romilly@...>:
> figure out ways to modify them. A good (or even not so good) series of
> cutaway drawing of the mouth and tongue will help, especially if they
> show
> what the tongue is doing to produce a given sound.
>
The IPA Help program has two cutaway drawings representing the articulators and
places of articulation. Still not drawings representing the mouth actually
doing a sound (that would be perfect!) but still better than nothing.
Christophe.
http://rainbow.conlang.free.fr
Take your life as a movie: do not let anybody else play the leading role.