Pub. L. 86–523, § 4Pub. L. 93–291, § 1(3)88 Stat. 174section 312503 of Title 54Section, , as added , , , related to survey by Secretary of the Interior for preservation of data. See , National Park Service and Related Programs.
section 4 of Pub. L. 86–523section 469c of this titlePub. L. 113–287A prior was renumbered section 7 and was classified to prior to repeal by .