Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 188 more...
- ItemBB021115 - Great Northern Engineering Drawing: Shop Plan - Shop Details, Bridge 186 - Careless Creek, North of Wallum, Montana, undated
- ItemBB021116 - Great Northern Engineering Drawing: General Plan, Bridge 275 - Private Underpass, North of Buffalo, Montana, 1940
- ItemBB021117 - Great Northern Engineering Drawing: Masonry Plan, Bridge 275 - Private Underpass, North of Buffalo, Montana, undated
- ItemBB021118 - Great Northern Engineering Drawing: Deck Plan, Bridge 275 - Private Underpass, North of Buffalo, Montana, 1940
- ItemBB021119 - Great Northern Engineering Drawing: Deck Plan, Bridge 275 - Private Underpass, North of Buffalo, Montana, 1963
- ItemBB021120 - Great Northern Engineering Drawing: Shim Plan, Bridge 275 - Private Underpass, North of Buffalo, Montana, 1963
- ItemBB021121 - Great Northern Engineering Drawing: General Plan, Bridge 306, North of Conrad, Montana, 1958
- ItemBB021122 - Great Northern Engineering Drawing: General Plan, Bridge 80, South of Four Range, Montana, 1940
- ItemBB021123 - Great Northern Engineering Drawing: Piers and Abutments, Bridge 80, South of Four Range, Montana, undated
- 3804 more...