Executive Order 1284—Restoring to Public Domain Certain Lands in Navajo Indian Reservation
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.
WM. H. TAFT.
William Howard Taft, Executive Order 1284—Restoring to Public Domain Certain Lands in Navajo Indian Reservation Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/277252