12 U.S.C. § 791
Section, acts July 17, 1916, ch. 245, title I, §14, 39 Stat. 372; Mar. 4, 1933, ch. 270, §5(a), (b), 47 Stat. 1549; June 16, 1933, ch. 98, title VII, §§71, 75(a), 48 Stat. 271; Aug. 18, 1959, Pub. L. 86-168, title I, §104(h), 73 Stat. 387, set out an enumeration of restriction on Federal land banks. See section 2012 et seq. of this title.