Public [act] 43-58, 67th Congress. Montana. S. 252, act to amend act to provide for division of Dakota into 2 States and to enable people of North Dakota, South Dakota, Montana, and Washington to form constitutions and State governments, and to be admitted into the Union on equal footing with original States, and to make donations of public lands to such States [relating to granting of easements and leasing of mineral lands in Montana, Washington, and North and South Dakota].