16 U.S.C. § 675

There is designated as the Norbeck Wildlife Preserve such areas, not exceeding forty-six thousand acres, of the Harney National Forest, and adjoining or in the vicinity of the Custer State Park, in the State of South Dakota, as should, in the opinion of the President of the United States, be set aside for the protection of game animals and birds, and be recognized as a breeding place therefor.