Herbert Hoover actually said...
It is hereby ordered, under authority contained in section 5 of the act of February 8, 1887 (24 Stat. 388-389), that the trust period on allotments made to Indians on the Nez Perce Reservation in Idaho, which trust period expires during the calendar year 1930, be, and is hereby, extended for a period of ten years, with the exception of the following:
Context
Executive Order 5305—Extension of Trust Period on Certain Allotments Made to Indians of the Nez Perce Tribe, Idaho
03/17/1930