Section, act June 16, 1933, ch. 98, title VIII, §86a, as added June 27, 1934, ch. 847, title V, §504, 48 Stat. 1263, which was formerly designated section 1131gg of this title, authorized production credit associations to make loans to farmers for home alterations, repairs and improvements without purchase of class B stock, and permitted associations to sell, discount, assign, or otherwise dispose of such loans.