Congressional Act H. R. 13502, dated January 8, 1929 authorizing the State of Minnesota and the State of Wisconsin to construct, maintain and operate a free highway bridge across the Saint Croix river at or near Stillwater, Minnesota.
Letter dated January 28, 1887 from Major of Engineers Charles J. Allen to General James C. Duane suggesting shortening the draw of pontoon bridge from 330 to 200 feet.