Great Northern Railway Historical Society Blueprint Collection JSBP1257, Doon, Iowa, undated. Water Treating Plant. 24 X 20 Plant - Sludge Floor and Piping. Authorization for Expenditure 40837. Interstate Commerce Commission Account Number 18, Water Stations. Other ICC account descriptions: ICC Account Number 18, Water Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP2709, Hinton, Iowa, 1950. Passenger Depot. First Floor Plan. Authorization for Expenditure 1039. 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 JSBP2710, Hinton, Iowa, undated. Passenger Depot. Second Floor Plan. Authorization for Expenditure 1039. 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 JSBP2712, Hinton, Iowa, undated. Great Northern Blueprint Number 109.06.01, Signal Diagram. Arrangement. Interstate Commerce Commission Account Number 27, Signals and Interlockers. Other ICC account descriptions: ICC Account Number 27, Interlocking.

Great Northern Railway Historical Society Blueprint Collection JSBP3134, Leeds, Iowa, 1907. Depot. Ground Plan. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Depot.

Great Northern Railway Historical Society Blueprint Collection JSBP3239, Maurice, Iowa, 1907. Proposed Dam. Plan, Sections and Material List. Interstate Commerce Commission Account Number 35, Miscellaneous Structures. Other ICC account descriptions: ICC Account Number 35, Dam.

Great Northern Railway Historical Society Blueprint Collection JSBP3264, Merrill, Iowa, 1919. Great Northern Blueprint Number 7596.01, Passenger and Freight Depot. Plumbing Plan - Alterations. Authorization for Expenditure 7992. 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 JSBP3265, Merrill, Iowa, 1919. Moving Depot. Situation Plat. Authorization for Expenditure 7992. 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 JSBP3266, Merrill, Iowa, 1940. Great Northern Blueprint Number 283-5297-3, Bridge Number 205.7. General Plan. Authorization for Expenditure 58370. 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 JSBP4784, Sioux Center, Iowa, 1941. Passenger and Freight Depot. Floor Plan and Elevation. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.