§ 430c.
Upon such terms and conditions as he may prescribe, the Secretary of the Interior is authorized to permit any person occupying any land within the boundaries of such park to continue to occupy such land, but the Secretary may revoke such permit at any time.
([Mar. 3, 1931, ch. 437, § 4], [46 Stat. 1508]; Ex. Ord. No. 6166, § 2, June 10, 1933; Ex. Ord. No. 6228, § 1, July 28, 1933.)