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
- 2191 more...
- ItemBB024724 - Great Northern Engineering Drawing: General Plan, Bridge 5.6, South of Henley, Oregon, 1931
- ItemBB024725 - Great Northern Engineering Drawing: Shop Plan - 60 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024726 - Great Northern Engineering Drawing: Shop Plan - 60 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024727 - Great Northern Engineering Drawing: Shop Plan - 60 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024728 - Great Northern Engineering Drawing: General Plan, Bridge 5.6, South of Henley, Oregon, 1942
- ItemBB024729 - Great Northern Engineering Drawing: Pier Details, Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024730 - Great Northern Engineering Drawing: Design - 50 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024731 - Great Northern Engineering Drawing: Deck Plan, Bridge 5.6, South of Henley, Oregon, 1948
- ItemBB024732 - Great Northern Engineering Drawing: Shop Plan - 50 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- 1801 more...