Section 4. The persons for the time being holding the offices respectively mentioned in section three shall be

4. The persons for the time being holding the offices respectively mentioned in section three shall be *ex officio* Members of the said Body Corporate, and shall cease to be such Members respectively upon ceasing to hold the said offices respectively: Provided that, whenever the said Secretary to the Government of India, Accountant General or Superintendent 1876.] INDIAN MUSEUM. intendent of the Geological Survey of India is also the President of the said Society, the Council of the said Society may nominate any other person, being a Member of the said Society, to be a Trustee under this Act so long as such presidency is held by the said Secretary, Accountant General or Superintendent.