Great Northern Railway Historical Society Blueprint Collection JSBP5846, Superior, Wisconsin, 1933. Great Northern Blueprint Number 205-1200-75, Bridge #5.0 Repairs to West Approach. Plan of Deck-West Timber Approach. Authorization for Expenditure 47626. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.

Great Northern Railway Historical Society Blueprint Collection JSBP5847, Superior, Wisconsin, 1934. Great Northern Blueprint Number 330-70, Belknap Street Bridge # 4.5 West Approach. Corrected Plan, Renewal of Deck Elevation, Plan and Section Views. Authorization for Expenditure 48123. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.

Great Northern Railway Historical Society Blueprint Collection JSBP5868, Superior, Wisconsin, 1942. Great Northern Blueprint Number 8782-21, Merchandise Dock Warehouse - Lunch Room - 2nd Floor. Floor Plans, Section and Detail. Authorization for Expenditure 63129. Interstate Commerce Commission Account Number 23, Wharves and docks. Other ICC account descriptions: ICC Account Number 21, Dock and Warehouse.

Great Northern Railway Historical Society Blueprint Collection JSBP5913, Superior, Wisconsin, 1947. Great Northern Blueprint Number 225-937-4, Installation of Car Pullers. Site Plan, Details and Material List. Authorization for Expenditure 75301. Interstate Commerce Commission Account Number 23, Wharves and docks. Other ICC account descriptions: ICC Account Number 21, Dock and Warehouse.

Great Northern Railway Historical Society Blueprint Collection JSBP5929, Superior, Wisconsin, 1948. Great Northern Blueprint Number 8782-22, Boiler House at Merchandise Dock. Site and Floor Plans and Sections. Authorization for Expenditure 77041. Interstate Commerce Commission Account Number 23, Wharves and docks. Other ICC account descriptions: ICC Account Number 21, Dock and Warehouse.

Great Northern Railway Historical Society Blueprint Collection JSBP5960, Superior, Wisconsin, 1950. Great Northern Blueprint Number C-1348, Elevators and Merchandise Dock. Site Plan and Detail. Interstate Commerce Commission Account Number 23, Wharves and docks. Other ICC account descriptions: ICC Account Number 21, Dock / Elevator.

Great Northern Railway Historical Society Blueprint Collection JSBP5987, Superior, Wisconsin, undated. Renewal of Bridge. (West Superior) - Elevation. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.

Great Northern Railway Historical Society Blueprint Collection JSBP5988, Superior, Wisconsin, undated. Proposed Bridge Extension, Steel and Concrete. Plan View. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.

Great Northern Railway Historical Society Blueprint Collection JSBP6001, Superior, Wisconsin, undated. Fender for Flour Dock. Plan, Elevation and Section. Interstate Commerce Commission Account Number 23, Wharves and docks. Other ICC account descriptions: ICC Account Number 21, Dock.

Great Northern Railway Historical Society Blueprint Collection JSBP6006, Superior Division, 1896. Bridge # 16. (Nemadji River) - Sketch of Proposed Design. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.