Franklin Roosevelt actually said...

The reservation made by Section 2 of this order shall remain in force until revoked by the President or by act of Congress.

it is ordered that George T. Summerlin...be, and he is hereby, reinstated in the position of Foreign Service officer of Class I

all vacant, unappropriated and unreserved public lands within the above-described area are hereby temporarily withdrawn from settlement, loc...

The reservation made by section 1 of this order supersedes as to the lands described therein the withdrawal made by Executive Order No. 6964...