Except as provided in subsection (b) of this section, within the boundary of the park, the Secretary of the Interior (hereinafter in this Act referred to as the “Secretary”), is authorized to acquire lands and interests therein by donation, purchase with donated or appropriated funds, or exchange. Except for the tract identified on the aforesaid map as tract number 01–132, which was authorized to be acquired by section
159e of this title, the Secretary may not acquire (except by donation) fee simple title to those lands depicted on the map as proposed for less than fee acquisition. The map shall be on file and available for public inspection in the office of the National Park Service, Department of the Interior.