View all text of Subchapter LXI [§ 431 - § 450ss-7]
§ 450ff–4. Acquisition of lands
The Secretary of the Interior may acquire in such manner as he may consider to be in the public interest the non-Federal lands and interests in lands within the revised boundaries.
(Pub. L. 87–78, § 2, June 30, 1961, 75 Stat. 197.)