Design of Roof Truss for the Union Depot, Duluth, Minnesota

Architectural cross-section drawing (ink on linen) showing the loading stresses on the trusses of the original large train shed of the Union Depot, Duluth, Minnesota as built in 1892. Also known as the St. Louis County Heritage and Arts Center, home of the Lake Superior Railroad Museum. Scale: 1/4 inch equals 1 foot.

~ Photo Credit: Lake Superior Railroad Museum

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