Section, Pub. L. 86–523, § 6, formerly § 3, June 27, 1960, 74 Stat. 221, renumbered and amended Pub. L. 93–291, § 1(8), May 24, 1974, 88 Stat. 175, related to the administration of former sections 469 to 469c–1 of this title by the Secretary. See section 312506 of Title 54, National Park Service and Related Programs.