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
- 3580 more...
- ItemBB027141 - Great Northern Engineering Drawing: Shop Plan - Center Floor Beam, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027142 - Great Northern Engineering Drawing: Shop Plan - General Plan, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027143 - Great Northern Engineering Drawing: Shop Plan - Center Plate, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027144 - Great Northern Engineering Drawing: Shop Plan - Portal Strut, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027145 - Great Northern Engineering Drawing: Shop Plan - Stringers - etc., Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027146 - Great Northern Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027147 - Great Northern Engineering Drawing: Shop Plan - Ladder Tower, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027148 - Great Northern Engineering Drawing: Shop Plan - Girder and Strut, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027149 - Great Northern Engineering Drawing: Shop Plan - Deck Plate Girder (DPG) Span, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- 412 more...