Architectural drawing (ink on linen) showing the first (main) floor plan of the Union Depot, Duluth, Minnesota. Built in 1892, it is also known as the St. Louis County Heritage and Arts Center, home of the Lake Superior Railroad Museum. Revised 11-7-1934 and 4-15-1966. Scale: 1/8 inch equals 1 foot.

~ Photo Credit: Lake Superior Railroad Museum