Section 11. If a question shall arise whether any persou alleged to be a Foreigner and

11. If a question shall arise whether any persou alleged to be a Foreigner and to be subject to the provisions of this Act is n Foreigner Proof of being a .Foreigner. or not,, or is or is not subject to the provisions of this Act, the onus of proving that such person is not a Foreigner, or is not subject to the provisions of this Act, shall lie upon such person. , -',