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
- 838 more...
- ItemBB021929 - Great Northern Engineering Drawing: General Plan, Bridge 252, West of Brockton, Montana, 1922
- ItemBB021930 - Great Northern Engineering Drawing: Trainmen's Walk, Bridge 252, West of Brockton, Montana, undated
- ItemBB021931 - Great Northern Engineering Drawing: General Plan, Bridge 350.2, West of Nashua, Montana, 1920
- ItemBB021932 - Great Northern Engineering Drawing: Pier Repairs, Bridge 350.2, West of Nashua, Montana, undated
- ItemBB021933 - Great Northern Engineering Drawing: Steel Bar Details, Bridge 350.2, West of Nashua, Montana, undated
- ItemBB021934 - Great Northern Engineering Drawing: General Plan, Bridge 501 - Otter Creek, North of Blythe, Montana, 1952
- ItemBB021935 - Great Northern Engineering Drawing: Deck Plan, Bridge 501 - Otter Creek, North of Blythe, Montana, undated
- ItemBB021936 - Great Northern Engineering Drawing: Masonry Plan, Bridge 501 - Otter Creek, North of Blythe, Montana, undated
- ItemBB021937 - Great Northern Engineering Drawing: General Plan, Bridge 498 - Otter Creek, North of Blythe, Montana, 1952
- 3154 more...