10/16/1952
https://www.presidency.ucsb.edu...
"By virtue of the authority vested in me as the President of the United States, it is hereby ordered as follows:"
"The term 'fissionable materials' as used in this order means (a) all deposits from which the substances known as thorium, uranium (including uranium enriched as to one of its isotopes), and elements h..."
"The public lands affected by this order shall be subject to (1) application under the homestead or the desert land laws, or the small-tract act of June 1, 1938..."
"Executive Order No. 9613 of September 13, 1945, entitled 'Withdrawing and Reserving for the Use of the United States Lands Containing Radio-active Mineral Substances' is hereby revoked."