Great Northern Railway Historical Society Blueprint Collection JSBP0524, Blackfoot, Montana, 1951. Great Northern Blueprint Number 9419-1, Standard 16' X 61'4'' Steel Signal Main. and Motor House. Floor Plan, Elevations, Sections and Details. Authorization for Expenditure 81328. Interstate Commerce Commission Account Number 17, Roadway Buildings. Other ICC account descriptions: ICC Account Number 17, Motor Car House.

Great Northern Railway Historical Society Blueprint Collection JSBP0523, Blackfoot, Montana, 1951. Great Northern Blueprint Number 9419-1, Standard 16' X61'4'' Steel Signal Maintainer's and Motor House. Floor Plan, Elevations, Sections and Details. Authorization for Expenditure 81328. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Yard Building.

Great Northern Railway Historical Society Blueprint Collection JSBP0522, Blackfoot, Montana, 1939. Great Northern Blueprint Number 11055.1, Insulation - 65,000 Gallon Fuel Oil Service Tank. Plan, Elevation, Section and Details. Authorization for Expenditure 67432. Interstate Commerce Commission Account Number 19, Fuel Stations. Other ICC account descriptions: ICC Account Number 19, Fueling Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP0521, Blackfoot, Montana, 1934. Great Northern Blueprint Number 9013-1, Hotel. Floor Plans. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Hotel.

Great Northern Railway Historical Society Blueprint Collection JSBP0520, Blackfoot, Montana, 1934. Dormitory. 1st, 2nd and Attic Floor Plans. 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 JSBP0519, Blackfoot, Montana, 1934. Dormitory. 1st and 2nd Floor Plans. 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 JSBP0518, Blackfoot, Montana, 1934. Dormitory. Floor Plans. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Other ICC account descriptions: ICC Account Number 16, Station Facilities.

Great Northern Railway Authorization for Expenditure (AFE), Blackfoot, Montana, undated. Pump House . Interstate Commerce Commission Account Number 18, Water Stations. Series Original.

Great Northern Railway Authorization for Expenditure (AFE), Blackfoot, Montana, 1892. Store House . Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Series Original.

Great Northern Railway Authorization for Expenditure (AFE), Blackfoot, Montana, 1892. Bunk House . Interstate Commerce Commission Account Number 17, Roadway buildings. Series Original.