Sections, act July 10, 1935, ch. 375, §§ 1–3, 5, 49 Stat. 477, 478, related to: creation of National Park Trust Fund Board, its composition, conduct of business, and compensation; authority to accept and administer gifts, disposition of income, and limitations thereof; succession, powers as trustee, and jurisdiction of suits; and exemption of gifts from taxation, respectively.