Great Northern Railway Historical Society Blueprint Collection JSBP1246, Doon, Iowa, 1930. Water Treating Plant. Foundation Details of Pumping Equipment and Pipe Connections. 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 JSBP1247, Doon, Iowa, 1930. Water Tank. 50,000 Gallon Tank - Foundation Plan. 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 JSBP1248, Doon, Iowa, 1931. Water Treating Plant. Pole Line Constructed and Electric Lights. 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 JSBP1249, Doon, Iowa, 1931. Water Treating Plant. Corrected Foundation Plan of 16 X 24 Bldg. 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 JSBP1250, Doon, Iowa, 1931. Water Treating Plant. Plan of Foundation Details of Pumping Equipment. 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 JSBP1251, Doon, Iowa, 1931. Water Treating Plant. Plan of Pump Pit. 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 JSBP1253, Doon, Iowa, 1931. Water Treating Plant. Well Constructed. 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 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 JSBP4787, Sioux City, Iowa, 1902. 14' X 20 Oil House. Floor Plan and Elevation. Interstate Commerce Commission Account Number 19, Fuel Stations. Other ICC account descriptions: ICC Account Number 19, Fuel Oil Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP4788, Sioux City, Iowa, 1908. Great Northern Blueprint Number 1331-27, 50,000 - 100,000 Gallon Hot Water Reservoir. Map and Details. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Engine House.