Saving always ¹ [the Government], and to all and every other person and persons, bodies politic and corporate, and his, her and their respective heirs, successors executors, and administrators and every of them (other than and except the devisees, heirs and assigns of the said Sir Jamsetjee Jejeebhoy, First Baronet), all such estate, right, title, interest, claim, and demand whatsoever of, in, to, out of, or upon the said Mansion House and hereditaments, called Mazagon Castle, and any lands, buildings or other hereditaments, which may be purchased or erected, under the powers conferred by section 8 or any parts thereof, as they, every, or any of them had before the passing of this Act and would, could, or might have had, held, or enjoyed in case this Act had not been passed.