The Corporation shall have power at any time, with the consent of the person entitled to, and in the enjoyment of, the title of Baronet conferred by the said Letters Patent, and of the Governor of Bombay in Council to be notified by a resolution of the Government of Bombay to sell or exchange for other lands or hereditaments in the Island of Bombay any lands or hereditaments which are subject to the trusts of the Settlement effected by this Act or any part thereof, and upon any such exchange, to give or receive any money for equality of exchange:
     Provided that the Corporation shall not sell the Mansion House, if any, or the buildings accessory thereto, which may be purchased, or erected under the powers conferred by this Act, without having first consulted all persons who may be interested in the said Mansion House, either by way of reversion, or otherwise, and who may have attained their respective ages of majority:
     Provided further that the foregoing proviso shall apply to the said Mansion House, and the buildings accessory thereto only, and shall not apply to any lands, hereditaments, or premises, other than the land upon which the said Mansion House and the buildings accessory thereto, may stand, or be erected, which may be purchased under the powers conferred by this Act.