Quick search by citation:

16 U.S. Code § 1911 - Repealed. Pub. L. 113–287, § 7, Dec. 19, 2014, 128 Stat. 3272

Section, Pub. L. 94–429, § 12, Sept. 28, 1976, 90 Stat. 1344, related to acquisition of land by Secretary. See section 100736 of Title 54, National Park Service and Related Programs.