The person for the time being entitled to, and in the enjoyment of, the title of Baronet conferred by the said Letters Patent, shall have power, with the written consent and approval of the Corporation, to sell, transfer, and convey freed and discharged from all uses and trusts created by this Act, the said Mansion House and other hereditaments, called Mazagon Castle, situate in the Island of Bombay, with their rights, members and appurtenances, and either in one parcel or in several parcels, and either at one time or from time to time, upon condition that the proceeds of sale thereof shall be paid by the purchaser thereof direct to the Corporation.