Great Northern Railway Historical Society Blueprint Collection JSBP1385, Elk River, Minnesota, undated. Passenger and Freight Depot. Proposed Lighting Plan. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP1383, Elk River, Minnesota, 1917. Northern Pacific Railroad Blueprint, Passenger and Freight Depot. Electric Light. Authorization for Expenditure 728. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP1382, Elk River, Minnesota, 1917. Northern Pacific Railroad Blueprint, Final Statement of Quantities. List of Material. Authorization for Expenditure 728. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP1381, Elk River, Minnesota, 1917. Passenger and Freight Depot. Sketch of Lights Installed. Authorization for Expenditure 4855. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.