Porcelain With 2 Crossed Arrows I Am Still Trying To Get The Black Off The Faces Of 2 Porcelain Dolls.I Tried Lemon Juice-it Didn't Work?

I am still trying to get the black off the faces of 2 porcelain dolls.I tried lemon juice-it didn't work? - porcelain with 2 crossed arrows

This is the black pencil or a marker?

Whether to delete crayons (blue), close to, if not some 409 or greased light'en end white, the color of porcelain try is a fire in progress. If you are in England, with a portion of its abrasive glass is not here in the States.