This has been out since 2009, but I just saw it for the first time.  Nice job by Tom.

"Second movie on clarinet mouthpieces. This one includes a discussion of mouthpiece nomenclature and mouthpiece facings."

http://www.youtube.com/watch?v=kp9j0NYJqkw

Here is another one:

http://www.youtube.com/watch?v=zCi3o_qhB3Q