Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, undated. Telegraph Office . Interstate Commerce Commission Account Number 26, Communication Systems. Series Original.

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, undated. Coal Shed, 2 1/2 Mile West. Interstate Commerce Commission Account Number 19, Fueling Stations. Series Original.

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1910. S/M Supply House . Interstate Commerce Commission Account Number 17, Roadway buildings. Series .

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1910. S/M Supply House . Interstate Commerce Commission Account Number 17, Roadway buildings. Series .

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1906. Depot, One Story, with Platform. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Series .

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1906. Depot, One Story, with Platform. Interstate Commerce Commission Account Number 16, Station and Office Buildings. Series .

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1905. Tool House . Interstate Commerce Commission Account Number 17, Roadway buildings. Series .

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1905. Tool House . Interstate Commerce Commission Account Number 17, Roadway buildings. Series .

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1889. Bunk House . Interstate Commerce Commission Account Number 17, Roadway buildings. Series Original.

Great Northern Railway Authorization for Expenditure (AFE), Spring Brook, North Dakota, 1887. Pump House . Interstate Commerce Commission Account Number 18, Water Stations. Series Original.