Opening of lands in former Fort Niobrara military reservation, Nebr., regulations of July 25, 1913, as amended Oct. 4, 1913, in conformity with President's proclamation of Sept. 30, 1913, and Disposition of lands excluded from Nebraska national forest, Nebr., by proclamation of President made and issued Sept. 30, 1913, regulations approved Oct. 4, 1913.