Sorry, no need for level 35 to train Artisan Skinner.
On June 14 2005 - at level 27 and at 225 in Skinning - I forked over the 5 gold to train Artisan in Ironforge.
When I logged off last night for the June 21 server maintenance, I was 258 in skinning and level 30...
Regards,
ThisDruid ~ proud member of Jesters (Cenarius)
'Putting the Laughter back into Slaughter'