There is hereby authorized to be appropriated not more than $780,000 for the acquisition of land and interests in land pursuant to this subchapter.

(Pub. L. 89–664, § 5, Oct. 15, 1966, 80 Stat. 914; Pub. L. 92–272, title I, § 101(3), Apr. 11, 1972, 86 Stat. 120.)