Section 18
SEC. 18. The governor of the Province of Mindoro is hereby authorized, subject to the approval of the Secretary of the Interior, to deal with and provide for the government of members of non-Christian tribes, within the Province of Mindoro as herein defined, in the manner provided in sections sixty-eight, sixty-nine, seventy, and seventy-one of said Act Numbered Three hundred and eighty-seven, which sections, so far as they are applicable, shall be controlling in governing non-Christian tribes in the Province of Mindoro.