<HTML>There's only one way to find out.  And even then you cannot be sure that it's not a hodgepodge of woods.  In most cases, though the case will probably we mahogony or walnut or a mixture.  You will have to proceed with a refinishing  whether or not it's back to ebony or natural and that is what you have to charge for.  Hopefully, the existing finish warrants this. Strip it and find out. tom mc nabb</HTML>