An act to amend section one of republic act numbered four hundred seventy-seven providing for the administration and disposition of properties, including the proceeds and income thereof transferred to the republic of the philippines, under the philippine property act of nineteen hundred and forty-six and of republic act numbered eight and all the public lands and improvements thereon transferred to the national abaca and other fibers corporation under the provisions of executive order numbered twenty-nine dated october twenty-five, nineteen hundred and forty-six and of executive order numbered ninety-nine dated october twenty-two, nineteen hundred and forty-seven