How do I duplicate a D3DXMESH?

First, I load an X file into Mesh1:
Set Mesh1 = D3DX.LoadMeshFromX ...

Then I want Mesh2 to be an exact copy Mesh1. I don't use the
Set Mesh2 = Mesh1
since Mesh2 will only point to Mesh1 and not become and individual copy.

Any suggestions?