Great Northern track profile Milepost 1092-1208 at Summit, Montana, Great Northern Station Number 1147, Kalispell Division, undated.

Great Northern Blueprint Number 1242-23-2, Track Profile, Proposed Pipe Line at Summit, 1902. Other subject categories: Profile

Great Northern Track Profile, Proposed Pipe Line at Summit, 1902. Other subject categories: Profile

Great Northern Blueprint Number 1188-32-4, Track Profile, Summit to 1 Mile East of Arklow Station 70 to 178, 1909. Other subject categories: Profile

Great Northern Blueprint Number 1188-32-3, Track Profile, Summit to 1 Mile East of Arklow Station 00 to 69, 1909. Other subject categories: Profile

Great Northern Blueprint Number 1188-32-5, Track Profile, Summit to I Mile East of Arkow Station 180 to 219, 1909. Other subject categories: Profile

Great Northern Blueprint Number 1188-4-4, Track Profile, Projected Change for Double Track Just East of Summit, 1923. Other subject categories: Profile