Section 446, act Oct. 20, 1914, ch. 330, § 11, 38 Stat. 744 , related to reservation by the United States in leases, entries, etc. Section 447, act Oct. 20, 1914, ch. 330, § 12, 38 Stat. 744 , related to assignment or subletting of leases. Section 448, act Oct. 20, 1914, ch. 330, § 13, 38 Stat. 744 , related to possession of lessee as possession of the United States. Section 449, act Oct. 20, 1914, ch. 330, § 14, 38 Stat. 744 , related to forfeiture or cancellation of leases. Section 450, act Oct. 20, 1914, ch. 330, § 16, 38 Stat. 745 , related to statements, representations, and reports. Section 451, act Oct. 20, 1914, ch. 330, § 17, 38 Stat. 745 , related to promulgation of rules and regulations. See section 189 of Title 30 , Mineral Lands and Mining. Section 452, act Oct. 20, 1914, ch. 330, § 15, 38 Stat. 745 , related to limitation on disposal of coal lands. See section 193 of Title 30 .