R.S. § 5248 derived from Res. July 13, 1868, No. 55, 15 Stat. 257; act May 6, 1870, ch. 92, 16 Stat. 121.

The portion of this section relating to the Iowa river north of the town of Wapello is from R.S. § 5248.

The remainder the section, relating to so much of the river as lies between Toolsboro and Wapello, is from act Aug. 18, 1894.