William Taft actually said...
It is hereby ordered that all lands not allotted to Indians or otherwise reserved within the townships in New Mexico added to the Navajo Reservation by Executive orders of November 9, 1907, and January 28, 1908, lying west of the first guide meridian west, be and the same hereby are restored to the public domain.
Context
Executive Order 1284—Restoring to Public Domain Certain Lands in Navajo Indian Reservation
01/15/1911