42 U.S.C. § 1500c
Section, Pub. L. 87-70, title VII, §704, June 30, 1961, 75 Stat. 185; Pub. L. 89-117, title IX, §909(d), Aug. 10, 1965, 79 Stat. 497; Pub. L. 90-19, §18(c), May 25, 1967, 81 Stat 25; Pub. L. 91-609, title IV, §401, Dec. 31, 1970, 84 Stat. 1782, related to conversion to other uses.