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
- 3572 more...
- ItemBB027133 - Great Northern Engineering Drawing: Shop Plan - Collar Tower, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027134 - Great Northern Engineering Drawing: Shop Plan - Floor Beams, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027135 - Great Northern Engineering Drawing: Shop Plan - Stringer - etc., Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027136 - Great Northern Engineering Drawing: Shop Plan - Bottom Chord, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027137 - Great Northern Engineering Drawing: Shop Plan - Bottom Chord, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027138 - Great Northern Engineering Drawing: Shop Plan - Truss, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027139 - Great Northern Engineering Drawing: Shop Plan - Truss, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027140 - Great Northern Engineering Drawing: Shop Plan - Truss, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027141 - Great Northern Engineering Drawing: Shop Plan - Center Floor Beam, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- 420 more...