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
- 1943 more...
- ItemBB024458 - Great Northern Engineering Drawing: General Plan, Bridge 427 - Hay Creek, North of Geyser, Montana, 1931
- ItemBB024459 - Great Northern Engineering Drawing: Shop Plan - 24 Foot Beam, Bridge 427 - Hay Creek, North of Geyser, Montana, undated
- ItemBB024460 - Great Northern Engineering Drawing: Piers and Abutments, Bridge 427 - Hay Creek, North of Geyser, Montana, undated
- ItemBB024462 - Great Northern Engineering Drawing: Abutment Details, Bridge 474 - Otter Creek, North of Raynesford, Montana, undated
- ItemBB024463 - Great Northern Engineering Drawing: Bent Details, Bridge 474 - Otter Creek, North of Raynesford, Montana, undated
- ItemBB024464 - Great Northern Engineering Drawing: Steel Span Remodeling Detail, Bridge 474 - Otter Creek, North of Raynesford, Montana, undated
- ItemBB024466 - Great Northern Engineering Drawing: Shop Plan - Steel Detail, Bridge 474 - Otter Creek, North of Raynesford, Montana, undated
- ItemBB024467 - Great Northern Engineering Drawing: General Plan, Bridge 481 - Otter Creek, North of Raynesford, Montana, 1951
- ItemBB024468 - Great Northern Engineering Drawing: Masonry Details, Bridge 481 - Otter Creek, North of Raynesford, Montana, undated
- 2049 more...