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
- 2196 more...
- 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
- ItemBB024733 - Great Northern Engineering Drawing: Shop Plan - 50 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024734 - Great Northern Engineering Drawing: Shop Plan - 50 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024735 - Great Northern Engineering Drawing: Shop Plan - 50 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024736 - Great Northern Engineering Drawing: Shop Plan - 50 Foot Deck Plate Girder (DPG), Bridge 5.6, South of Henley, Oregon, undated
- ItemBB024737 - Great Northern Engineering Drawing: Deck Plan, Bridge 5.6, South of Henley, Oregon, 1956
- 1796 more...